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13888837094 = 21119611274289
BaseRepresentation
bin11001110111101011…
…01101010111100110
31022211221022000201212
430323311231113212
5211421020241334
610214101551422
71001115111266
oct147365552746
938757260655
1013888837094
115987982970
122837415572
13140458a402
1495a81b7a6
155644c5ece
hex33bd6d5e6

13888837094 has 64 divisors (see below), whose sum is σ = 24512716800. Its totient is φ = 5835110400.

The previous prime is 13888837091. The next prime is 13888837103. The reversal of 13888837094 is 49073888831.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13888837091) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3236102 + ... + 3240390.

It is an arithmetic number, because the mean of its divisors is an integer number (383011200).

Almost surely, 213888837094 is an apocalyptic number.

13888837094 is a deficient number, since it is larger than the sum of its proper divisors (10623879706).

13888837094 is a wasteful number, since it uses less digits than its factorization.

13888837094 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4509.

The product of its (nonzero) digits is 9289728, while the sum is 59.

The spelling of 13888837094 in words is "thirteen billion, eight hundred eighty-eight million, eight hundred thirty-seven thousand, ninety-four".

Divisors: 1 2 11 19 22 38 61 122 127 209 254 418 671 1159 1342 1397 2318 2413 2794 4289 4826 7747 8578 12749 15494 25498 26543 47179 53086 81491 85217 94358 147193 162982 170434 261629 294386 523258 544703 896401 1089406 1619123 1792802 2877919 3238246 4970951 5755838 5991733 9941902 10349357 11983466 20698714 33226883 54680461 66453766 109360922 113842927 227685854 365495713 631310777 730991426 1262621554 6944418547 13888837094