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13840037214 = 2318112744049
BaseRepresentation
bin11001110001110111…
…00011010101011110
31022201112110201212220
430320323203111132
5211321022142324
610205200010210
7666653242503
oct147073432536
938645421786
1013840037214
115962381893
122823000966
1313c7432343
149541574aa
15560086b79
hex338ee355e

13840037214 has 16 divisors (see below), whose sum is σ = 27833005200. Its totient is φ = 4587857280.

The previous prime is 13840037143. The next prime is 13840037221. The reversal of 13840037214 is 41273004831.

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, 6370939 + ... + 6373110.

It is an arithmetic number, because the mean of its divisors is an integer number (1739562825).

Almost surely, 213840037214 is an apocalyptic number.

13840037214 is an abundant number, since it is smaller than the sum of its proper divisors (13992967986).

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

13840037214 is a wasteful number, since it uses less digits than its factorization.

13840037214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12744235.

The product of its (nonzero) digits is 16128, while the sum is 33.

The spelling of 13840037214 in words is "thirteen billion, eight hundred forty million, thirty-seven thousand, two hundred fourteen".

Divisors: 1 2 3 6 181 362 543 1086 12744049 25488098 38232147 76464294 2306672869 4613345738 6920018607 13840037214