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70465540236 = 223713193396257
BaseRepresentation
bin100000110100000010…
…0101101000010001100
320201212212100100000120
41001220010231002030
52123303134241421
652212121024540
75043126131550
oct1015004550214
9221785310016
1070465540236
112797aa62373
12117a6925150
13684ca25850
1435a679b860
151c7641d8c6
hex106812d08c

70465540236 has 96 divisors (see below), whose sum is σ = 213013301760. Its totient is φ = 17606191104.

The previous prime is 70465540193. The next prime is 70465540241. The reversal of 70465540236 is 63204556407.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1677381 + ... + 1718876.

It is an arithmetic number, because the mean of its divisors is an integer number (2218888560).

Almost surely, 270465540236 is an apocalyptic number.

70465540236 is a gapful number since it is divisible by the number (76) formed by its first and last digit.

It is an amenable number.

70465540236 is an abundant number, since it is smaller than the sum of its proper divisors (142547761524).

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

70465540236 is a wasteful number, since it uses less digits than its factorization.

70465540236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3396303 (or 3396301 counting only the distinct ones).

The product of its (nonzero) digits is 604800, while the sum is 42.

The spelling of 70465540236 in words is "seventy billion, four hundred sixty-five million, five hundred forty thousand, two hundred thirty-six".

Divisors: 1 2 3 4 6 7 12 13 14 19 21 26 28 38 39 42 52 57 76 78 84 91 114 133 156 182 228 247 266 273 364 399 494 532 546 741 798 988 1092 1482 1596 1729 2964 3458 5187 6916 10374 20748 3396257 6792514 10188771 13585028 20377542 23773799 40755084 44151341 47547598 64528883 71321397 88302682 95095196 129057766 132454023 142642794 176605364 193586649 258115532 264908046 285285588 309059387 387173298 451702181 529816092 618118774 774346596 838875479 903404362 927178161 1236237548 1355106543 1677750958 1806808724 1854356322 2516626437 2710213086 3355501916 3708712644 5033252874 5420426172 5872128353 10066505748 11744256706 17616385059 23488513412 35232770118 70465540236