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130435746480 = 243251313935443
BaseRepresentation
bin111100101111010010…
…0111000101010110000
3110110200021212110102100
41321132210320222300
54114113022341410
6135531002420400
712265214360154
oct1713644705260
9413607773370
10130435746480
115035463a996
1221342801700
13c3b92508a0
1464552d7064
1535d62388c0
hex1e5e938ab0

130435746480 has 120 divisors (see below), whose sum is σ = 471742650288. Its totient is φ = 32107258368.

The previous prime is 130435746461. The next prime is 130435746487. The reversal of 130435746480 is 84647534031.

130435746480 is a `hidden beast` number, since 1 + 30 + 4 + 3 + 574 + 6 + 48 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (130435746487) 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 23 ways as a sum of consecutive naturals, for example, 6958362 + ... + 6977081.

Almost surely, 2130435746480 is an apocalyptic number.

130435746480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

130435746480 is an abundant number, since it is smaller than the sum of its proper divisors (341306903808).

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

130435746480 is a wasteful number, since it uses less digits than its factorization.

130435746480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13935475 (or 13935466 counting only the distinct ones).

The product of its (nonzero) digits is 967680, while the sum is 45.

The spelling of 130435746480 in words is "one hundred thirty billion, four hundred thirty-five million, seven hundred forty-six thousand, four hundred eighty".

Divisors: 1 2 3 4 5 6 8 9 10 12 13 15 16 18 20 24 26 30 36 39 40 45 48 52 60 65 72 78 80 90 104 117 120 130 144 156 180 195 208 234 240 260 312 360 390 468 520 585 624 720 780 936 1040 1170 1560 1872 2340 3120 4680 9360 13935443 27870886 41806329 55741772 69677215 83612658 111483544 125418987 139354430 167225316 181160759 209031645 222967088 250837974 278708860 334450632 362321518 418063290 501675948 543482277 557417720 627094935 668901264 724643036 836126580 905803795 1003351896 1086964554 1114835440 1254189870 1449286072 1630446831 1672253160 1811607590 2006703792 2173929108 2508379740 2717411385 2898572144 3260893662 3344506320 3623215180 4347858216 5016759480 5434822770 6521787324 7246430360 8152234155 8695716432 10033518960 10869645540 13043574648 14492860720 16304468310 21739291080 26087149296 32608936620 43478582160 65217873240 130435746480