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93691293385 = 5231049776651
BaseRepresentation
bin101011101000001101…
…1111010111011001001
322221211111200211201011
41113100123322323021
53013334432342020
6111012521323521
76524520565564
oct1272033727311
9287744624634
1093691293385
1136809324488
12161a90365a1
138ab17b7c51
14476b2534db
15268547335a
hex15d06faec9

93691293385 has 16 divisors (see below), whose sum is σ = 117429782400. Its totient is φ = 71625769600.

The previous prime is 93691293383. The next prime is 93691293391. The reversal of 93691293385 is 58339219639.

It is not a de Polignac number, because 93691293385 - 21 = 93691293383 is a prime.

It is not an unprimeable number, because it can be changed into a prime (93691293383) 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, 267691 + ... + 508960.

It is an arithmetic number, because the mean of its divisors is an integer number (7339361400).

Almost surely, 293691293385 is an apocalyptic number.

It is an amenable number.

93691293385 is a deficient number, since it is larger than the sum of its proper divisors (23738489015).

93691293385 is a wasteful number, since it uses less digits than its factorization.

93691293385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 777728.

The product of its digits is 9447840, while the sum is 58.

The spelling of 93691293385 in words is "ninety-three billion, six hundred ninety-one million, two hundred ninety-three thousand, three hundred eighty-five".

Divisors: 1 5 23 115 1049 5245 24127 120635 776651 3883255 17862973 89314865 814706899 4073534495 18738258677 93691293385