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13853804286 = 2371917360657
BaseRepresentation
bin11001110011100000…
…00100011011111110
31022202111101011202110
430321300010123332
5211333033214121
610210411034450
71000211251650
oct147160043376
938674334673
1013853804286
11596a125233
12282773ba26
1313ca24273a
14955cdc6d0
155613a5d76
hex339c046fe

13853804286 has 32 divisors (see below), whose sum is σ = 33332463360. Its totient is φ = 3749901696.

The previous prime is 13853804273. The next prime is 13853804297. The reversal of 13853804286 is 68240835831.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8679531 + ... + 8681126.

It is an arithmetic number, because the mean of its divisors is an integer number (1041639480).

Almost surely, 213853804286 is an apocalyptic number.

13853804286 is an abundant number, since it is smaller than the sum of its proper divisors (19478659074).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13853804286 is a wasteful number, since it uses less digits than its factorization.

13853804286 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17360688.

The product of its (nonzero) digits is 1105920, while the sum is 48.

The spelling of 13853804286 in words is "thirteen billion, eight hundred fifty-three million, eight hundred four thousand, two hundred eighty-six".

Divisors: 1 2 3 6 7 14 19 21 38 42 57 114 133 266 399 798 17360657 34721314 52081971 104163942 121524599 243049198 329852483 364573797 659704966 729147594 989557449 1979114898 2308967381 4617934762 6926902143 13853804286