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472842815232580 = 22513131119091165727
BaseRepresentation
bin110101110000011000100110…
…0000010010101101001000100
32022000012022221210021122110221
41223200301030002111221010
5443434024041144420310
64353352553542554124
7201411523520236432
oct15340611402255104
92260168853248427
10472842815232580
1112773156a237231
1245048132138944
13173abb69b49420
1484a9a0031dd52
15399ead7b23ada
hex1ae0c4c095a44

472842815232580 has 96 divisors (see below), whose sum is σ = 1077606610375680. Its totient is φ = 173240685795840.

The previous prime is 472842815232553. The next prime is 472842815232581. The reversal of 472842815232580 is 85232518248274.

It is not an unprimeable number, because it can be changed into a prime (472842815232581) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 405037677 + ... + 406203403.

It is an arithmetic number, because the mean of its divisors is an integer number (11225068858080).

Almost surely, 2472842815232580 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 472842815232580, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (538803305187840).

472842815232580 is an abundant number, since it is smaller than the sum of its proper divisors (604763795143100).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

472842815232580 is a wasteful number, since it uses less digits than its factorization.

472842815232580 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1177789 (or 1177787 counting only the distinct ones).

The product of its (nonzero) digits is 68812800, while the sum is 61.

The spelling of 472842815232580 in words is "four hundred seventy-two trillion, eight hundred forty-two billion, eight hundred fifteen million, two hundred thirty-two thousand, five hundred eighty".

Divisors: 1 2 4 5 10 13 20 26 52 65 130 131 260 262 524 655 1310 1703 2620 3406 6812 8515 11909 17030 23818 34060 47636 59545 119090 154817 238180 309634 619268 774085 1165727 1548170 1560079 2331454 3096340 3120158 4662908 5828635 6240316 7800395 11657270 15154451 15600790 20281027 23314540 30308902 31201580 40562054 60617804 75772255 81124108 101405135 151544510 152710237 202810270 303089020 305420474 405620540 610840948 763551185 1527102370 1985233081 3054204740 3970466162 7940932324 9926165405 13882642843 19852330810 27765285686 39704661620 55530571372 69413214215 138826428430 180474356959 277652856860 360948713918 721897427836 902371784795 1804743569590 1818626212433 3609487139180 3637252424866 7274504849732 9093131062165 18186262124330 23642140761629 36372524248660 47284281523258 94568563046516 118210703808145 236421407616290 472842815232580