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18062141496 = 2337139773473
BaseRepresentation
bin10000110100100101…
…100110100000111000
31201121210002212010120
4100310211212200320
5243442402011441
612144142213240
71206411445440
oct206445464070
951553085116
1018062141496
117729676273
123600b84220
13191b07a1b9
14c34ba5120
1570aa80966
hex434966838

18062141496 has 64 divisors (see below), whose sum is σ = 51977452800. Its totient is φ = 5123478528.

The previous prime is 18062141479. The next prime is 18062141509. The reversal of 18062141496 is 69414126081.

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

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, 363385 + ... + 410088.

It is an arithmetic number, because the mean of its divisors is an integer number (812147700).

Almost surely, 218062141496 is an apocalyptic number.

It is an amenable number.

18062141496 is an abundant number, since it is smaller than the sum of its proper divisors (33915311304).

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

18062141496 is a wasteful number, since it uses less digits than its factorization.

18062141496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 773628 (or 773624 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 42.

The spelling of 18062141496 in words is "eighteen billion, sixty-two million, one hundred forty-one thousand, four hundred ninety-six".

Divisors: 1 2 3 4 6 7 8 12 14 21 24 28 42 56 84 139 168 278 417 556 834 973 1112 1668 1946 2919 3336 3892 5838 7784 11676 23352 773473 1546946 2320419 3093892 4640838 5414311 6187784 9281676 10828622 16242933 18563352 21657244 32485866 43314488 64971732 107512747 129943464 215025494 322538241 430050988 645076482 752589229 860101976 1290152964 1505178458 2257767687 2580305928 3010356916 4515535374 6020713832 9031070748 18062141496