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139056348 = 22311588029
BaseRepresentation
bin10000100100111…
…01010011011100
3100200122210110010
420102131103130
5241044300343
621444243220
73305650044
oct1022352334
9320583403
10139056348
1171548102
123a6a0510
1322a69982
141467a724
15c31bd33
hex849d4dc

139056348 has 12 divisors (see below), whose sum is σ = 324464840. Its totient is φ = 46352112.

The previous prime is 139056347. The next prime is 139056349. The reversal of 139056348 is 843650931.

It is an interprime number because it is at equal distance from previous prime (139056347) and next prime (139056349).

It is a tau number, because it is divible by the number of its divisors (12).

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (139056343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5794003 + ... + 5794026.

Almost surely, 2139056348 is an apocalyptic number.

It is an amenable number.

139056348 is an abundant number, since it is smaller than the sum of its proper divisors (185408492).

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

139056348 is a wasteful number, since it uses less digits than its factorization.

139056348 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11588036 (or 11588034 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 39.

The square root of 139056348 is about 11792.2155679075. The cubic root of 139056348 is about 518.0801344897.

The spelling of 139056348 in words is "one hundred thirty-nine million, fifty-six thousand, three hundred forty-eight".

Divisors: 1 2 3 4 6 12 11588029 23176058 34764087 46352116 69528174 139056348