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2680488164244 = 2231131165294947
BaseRepresentation
bin100111000000011001100…
…010110111101110010100
3100111020210211101021220110
4213000121202313232110
5322404114432223434
65411222124003020
7364441665315042
oct47003142675624
910436724337813
102680488164244
11943874763490
123735b6090470
131659cc4c6467
1493a44663392
1549ad40e54e9
hex270198b7b94

2680488164244 has 48 divisors (see below), whose sum is σ = 6844999988736. Its totient is φ = 809657330400.

The previous prime is 2680488164213. The next prime is 2680488164251. The reversal of 2680488164244 is 4424618840862.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32606422 + ... + 32688525.

It is an arithmetic number, because the mean of its divisors is an integer number (142604166432).

Almost surely, 22680488164244 is an apocalyptic number.

It is an amenable number.

2680488164244 is an abundant number, since it is smaller than the sum of its proper divisors (4164511824492).

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

2680488164244 is a wasteful number, since it uses less digits than its factorization.

2680488164244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65295276 (or 65295274 counting only the distinct ones).

The product of its (nonzero) digits is 18874368, while the sum is 57.

The spelling of 2680488164244 in words is "two trillion, six hundred eighty billion, four hundred eighty-eight million, one hundred sixty-four thousand, two hundred forty-four".

Divisors: 1 2 3 4 6 11 12 22 33 44 66 132 311 622 933 1244 1866 3421 3732 6842 10263 13684 20526 41052 65294947 130589894 195884841 261179788 391769682 718244417 783539364 1436488834 2154733251 2872977668 4309466502 8618933004 20306728517 40613457034 60920185551 81226914068 121840371102 223374013687 243680742204 446748027374 670122041061 893496054748 1340244082122 2680488164244