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13872240896 = 2854188441
BaseRepresentation
bin11001110101101100…
…11001100100000000
31022210210001212000212
430322312121210000
5211402243202041
610212310133252
71000524050003
oct147266314400
938723055025
1013872240896
1159795779a8
122831951228
131400cc9387
1495853b53a
15562ce88eb
hex33ad99900

13872240896 has 18 divisors (see below), whose sum is σ = 27690293862. Its totient is φ = 6936120320.

The previous prime is 13872240883. The next prime is 13872240901. The reversal of 13872240896 is 69804227831.

It can be written as a sum of positive squares in only one way, i.e., 13848582400 + 23658496 = 117680^2 + 4864^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27093965 + ... + 27094476.

It is an arithmetic number, because the mean of its divisors is an integer number (1538349659).

Almost surely, 213872240896 is an apocalyptic number.

13872240896 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

13872240896 is a deficient number, since it is larger than the sum of its proper divisors (13818052966).

13872240896 is an frugal number, since it uses more digits than its factorization.

13872240896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54188457 (or 54188443 counting only the distinct ones).

The product of its (nonzero) digits is 1161216, while the sum is 50.

The spelling of 13872240896 in words is "thirteen billion, eight hundred seventy-two million, two hundred forty thousand, eight hundred ninety-six".

Divisors: 1 2 4 8 16 32 64 128 256 54188441 108376882 216753764 433507528 867015056 1734030112 3468060224 6936120448 13872240896