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472263180620 = 2257111699180497
BaseRepresentation
bin1101101111101010001…
…01000100000101001100
31200010222211111022000212
412313311011010011030
530214143333234440
61000542114541552
746056056541620
oct6676505040514
91603884438025
10472263180620
11172316287580
127763bb978b8
13356c3908c0a
1418c015c1180
15c440a56465
hex6df514414c

472263180620 has 96 divisors (see below), whose sum is σ = 1237205491200. Its totient is φ = 147111459840.

The previous prime is 472263180611. The next prime is 472263180629. The reversal of 472263180620 is 26081362274.

It is an interprime number because it is at equal distance from previous prime (472263180611) and next prime (472263180629).

It is not an unprimeable number, because it can be changed into a prime (472263180629) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2526212 + ... + 2706708.

It is an arithmetic number, because the mean of its divisors is an integer number (12887557200).

Almost surely, 2472263180620 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 472263180620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (618602745600).

472263180620 is an abundant number, since it is smaller than the sum of its proper divisors (764942310580).

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

472263180620 is a wasteful number, since it uses less digits than its factorization.

472263180620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182223 (or 182221 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 41.

The spelling of 472263180620 in words is "four hundred seventy-two billion, two hundred sixty-three million, one hundred eighty thousand, six hundred twenty".

Divisors: 1 2 4 5 7 10 11 14 20 22 28 35 44 55 70 77 110 140 154 220 308 385 770 1540 1699 3398 6796 8495 11893 16990 18689 23786 33980 37378 47572 59465 74756 93445 118930 130823 180497 186890 237860 261646 360994 373780 523292 654115 721988 902485 1263479 1308230 1804970 1985467 2526958 2616460 3609940 3970934 5053916 6317395 7941868 9927335 12634790 13898269 19854670 25269580 27796538 39709340 55593076 69491345 138982690 277965380 306664403 613328806 1226657612 1533322015 2146650821 3066644030 3373308433 4293301642 6133288060 6746616866 8586603284 10733254105 13493233732 16866542165 21466508210 23613159031 33733084330 42933016420 47226318062 67466168660 94452636124 118065795155 236131590310 472263180620