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139800213434 = 2714970399521
BaseRepresentation
bin1000001000110010111…
…1011111011110111010
3111100211220202200002202
42002030233133132322
54242302323312214
6144120123430202
713046244131120
oct2021457373672
9440756680082
10139800213434
115431a637582
1223116985362
131024c380bab
146aa2ca3910
15398340a6de
hex208cbdf7ba

139800213434 has 32 divisors (see below), whose sum is σ = 241325568000. Its totient is φ = 59497562880.

The previous prime is 139800213433. The next prime is 139800213451. The reversal of 139800213434 is 434312008931.

It is not an unprimeable number, because it can be changed into a prime (139800213433) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14678594 + ... + 14688114.

It is an arithmetic number, because the mean of its divisors is an integer number (7541424000).

Almost surely, 2139800213434 is an apocalyptic number.

139800213434 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

139800213434 is a deficient number, since it is larger than the sum of its proper divisors (101525354566).

139800213434 is a wasteful number, since it uses less digits than its factorization.

139800213434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16718.

The product of its (nonzero) digits is 62208, while the sum is 38.

The spelling of 139800213434 in words is "one hundred thirty-nine billion, eight hundred million, two hundred thirteen thousand, four hundred thirty-four".

Divisors: 1 2 7 14 149 298 1043 2086 7039 9521 14078 19042 49273 66647 98546 133294 1048811 1418629 2097622 2837258 7341677 9930403 14683354 19860806 67018319 134036638 469128233 938256466 9985729531 19971459062 69900106717 139800213434