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13849888885 = 57395711111
BaseRepresentation
bin11001110011000010…
…01000100001110101
31022202020000020211121
430321201020201311
5211331032421020
610210151103541
71000133053540
oct147141104165
938666006747
1013849888885
1159679a0568
122826371bb1
1313c94a1531
1495559d857
15560d80baa
hex339848875

13849888885 has 8 divisors (see below), whose sum is σ = 18994133376. Its totient is φ = 9497066640.

The previous prime is 13849888859. The next prime is 13849888901. The reversal of 13849888885 is 58888894831.

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

It is not a de Polignac number, because 13849888885 - 215 = 13849856117 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 197855521 + ... + 197855590.

It is an arithmetic number, because the mean of its divisors is an integer number (2374266672).

Almost surely, 213849888885 is an apocalyptic number.

It is an amenable number.

13849888885 is a deficient number, since it is larger than the sum of its proper divisors (5144244491).

13849888885 is an equidigital number, since it uses as much as digits as its factorization.

13849888885 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 395711123.

The product of its digits is 141557760, while the sum is 70.

The spelling of 13849888885 in words is "thirteen billion, eight hundred forty-nine million, eight hundred eighty-eight thousand, eight hundred eighty-five".

Divisors: 1 5 7 35 395711111 1978555555 2769977777 13849888885