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136013874 = 23137337491
BaseRepresentation
bin10000001101101…
…10100000110010
3100110221012221220
420012312200302
5234304420444
621255125510
73241045623
oct1006664062
9313835856
10136013874
116a85a267
1239673896
1322242ba9
14140c7a4a
15be1a619
hex81b6832

136013874 has 32 divisors (see below), whose sum is σ = 275386176. Its totient is φ = 44782080.

The previous prime is 136013873. The next prime is 136013897. The reversal of 136013874 is 478310631.

It is not an unprimeable number, because it can be changed into a prime (136013873) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 276769 + ... + 277259.

It is an arithmetic number, because the mean of its divisors is an integer number (8605818).

Almost surely, 2136013874 is an apocalyptic number.

136013874 is an abundant number, since it is smaller than the sum of its proper divisors (139372302).

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

136013874 is a wasteful number, since it uses less digits than its factorization.

136013874 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 970.

The product of its (nonzero) digits is 12096, while the sum is 33.

The square root of 136013874 is about 11662.4986173633. The cubic root of 136013874 is about 514.2738047727.

The spelling of 136013874 in words is "one hundred thirty-six million, thirteen thousand, eight hundred seventy-four".

Divisors: 1 2 3 6 137 274 337 411 491 674 822 982 1011 1473 2022 2946 46169 67267 92338 134534 138507 165467 201801 277014 330934 403602 496401 992802 22668979 45337958 68006937 136013874