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104418243654 = 23139155980309
BaseRepresentation
bin110000100111111001…
…1111111010001000110
3100222112002100101010120
41201033303333101012
53202322032244104
6115545153202410
710354403266224
oct1411763772106
9328462311116
10104418243654
1140313415a3a
12182a1560406
139b00c8c5ba
1450a7b67b14
152ab2078cd9
hex184fcff446

104418243654 has 32 divisors (see below), whose sum is σ = 210476448000. Its totient is φ = 34533082464.

The previous prime is 104418243653. The next prime is 104418243749. The reversal of 104418243654 is 456342814401.

It is a super-2 number, since 2×1044182436542 (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104418243653) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1260052 + ... + 1340360.

It is an arithmetic number, because the mean of its divisors is an integer number (6577389000).

Almost surely, 2104418243654 is an apocalyptic number.

104418243654 is an abundant number, since it is smaller than the sum of its proper divisors (106058204346).

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

104418243654 is a wasteful number, since it uses less digits than its factorization.

104418243654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82012.

The product of its (nonzero) digits is 368640, while the sum is 42.

The spelling of 104418243654 in words is "one hundred four billion, four hundred eighteen million, two hundred forty-three thousand, six hundred fifty-four".

Divisors: 1 2 3 6 139 278 417 834 1559 3118 4677 9354 80309 160618 216701 240927 433402 481854 650103 1300206 11162951 22325902 33488853 66977706 125201731 250403462 375605193 751210386 17403040609 34806081218 52209121827 104418243654