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1297465192716 = 2237211200597587
BaseRepresentation
bin10010111000010110111…
…100111011000100001100
311121000222120122220022220
4102320112330323010030
5132224202042131331
62432014113535340
7162511253112600
oct22702674730414
94530876586286
101297465192716
11460285304a40
1218b55a574550
1395472bcbb84
1446b24a77500
1523b3b621296
hex12e16f3b10c

1297465192716 has 72 divisors (see below), whose sum is σ = 3841845005376. Its totient is φ = 337003944480.

The previous prime is 1297465192663. The next prime is 1297465192729. The reversal of 1297465192716 is 6172915647921.

It is a self number, because there is not a number n which added to its sum of digits gives 1297465192716.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 100292326 + ... + 100305261.

It is an arithmetic number, because the mean of its divisors is an integer number (53358958408).

Almost surely, 21297465192716 is an apocalyptic number.

It is an amenable number.

1297465192716 is an abundant number, since it is smaller than the sum of its proper divisors (2544379812660).

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

1297465192716 is a wasteful number, since it uses less digits than its factorization.

1297465192716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200597619 (or 200597610 counting only the distinct ones).

The product of its digits is 11430720, while the sum is 60.

The spelling of 1297465192716 in words is "one trillion, two hundred ninety-seven billion, four hundred sixty-five million, one hundred ninety-two thousand, seven hundred sixteen".

Divisors: 1 2 3 4 6 7 11 12 14 21 22 28 33 42 44 49 66 77 84 98 132 147 154 196 231 294 308 462 539 588 924 1078 1617 2156 3234 6468 200597587 401195174 601792761 802390348 1203585522 1404183109 2206573457 2407171044 2808366218 4212549327 4413146914 5616732436 6619720371 8425098654 8826293828 9829281763 13239440742 15446014199 16850197308 19658563526 26478881484 29487845289 30892028398 39317127052 46338042597 58975690578 61784056796 92676085194 108122099393 117951381156 185352170388 216244198786 324366298179 432488397572 648732596358 1297465192716