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13385094651 = 322378778209
BaseRepresentation
bin11000111011101000…
…00101010111111011
31021112211102021000100
430131310011113323
5204403041012101
610052105010443
7652460266365
oct143564052773
937484367010
1013385094651
11574959a7a5
122716783a23
1313540c4a66
1490d96dd35
1553516de86
hex31dd055fb

13385094651 has 24 divisors (see below), whose sum is σ = 20179654560. Its totient is φ = 8533299456.

The previous prime is 13385094631. The next prime is 13385094689. The reversal of 13385094651 is 15649058331.

13385094651 is a `hidden beast` number, since 133 + 8 + 50 + 9 + 465 + 1 = 666.

It is not a de Polignac number, because 13385094651 - 210 = 13385093627 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13385094597 and 13385094606.

It is not an unprimeable number, because it can be changed into a prime (13385094631) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1626435 + ... + 1634643.

It is an arithmetic number, because the mean of its divisors is an integer number (840818940).

Almost surely, 213385094651 is an apocalyptic number.

13385094651 is a deficient number, since it is larger than the sum of its proper divisors (6794559909).

13385094651 is a wasteful number, since it uses less digits than its factorization.

13385094651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16115 (or 16112 counting only the distinct ones).

The product of its (nonzero) digits is 388800, while the sum is 45.

The spelling of 13385094651 in words is "thirteen billion, three hundred eighty-five million, ninety-four thousand, six hundred fifty-one".

Divisors: 1 3 9 23 69 207 7877 8209 23631 24627 70893 73881 181171 188807 543513 566421 1630539 1699263 64662293 193986879 581960637 1487232739 4461698217 13385094651