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13808124386 = 27986294599
BaseRepresentation
bin11001101110000011…
…10100000111100010
31022122022102101201022
430313001310013202
5211234334440021
610202100005442
7666115056260
oct146701640742
938568371638
1013808124386
115946365251
122814390882
1313c093a804
1494dc0b430
1555c3811ab
hex3370741e2

13808124386 has 8 divisors (see below), whose sum is σ = 23671070400. Its totient is φ = 5917767588.

The previous prime is 13808124371. The next prime is 13808124427. The reversal of 13808124386 is 68342180831.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 493147286 + ... + 493147313.

It is an arithmetic number, because the mean of its divisors is an integer number (2958883800).

Almost surely, 213808124386 is an apocalyptic number.

13808124386 is a deficient number, since it is larger than the sum of its proper divisors (9862946014).

13808124386 is an equidigital number, since it uses as much as digits as its factorization.

13808124386 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 986294608.

The product of its (nonzero) digits is 221184, while the sum is 44.

The spelling of 13808124386 in words is "thirteen billion, eight hundred eight million, one hundred twenty-four thousand, three hundred eighty-six".

Divisors: 1 2 7 14 986294599 1972589198 6904062193 13808124386