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136190436 = 22311349203
BaseRepresentation
bin10000001111000…
…01100111100100
3100111021012011020
420013201213210
5234331043221
621303011140
73242412444
oct1007414744
9314235136
10136190436
116a96a988
1239739ab0
13222a5375
1414132124
15be52ac6
hex81e19e4

136190436 has 12 divisors (see below), whose sum is σ = 317777712. Its totient is φ = 45396808.

The previous prime is 136190413. The next prime is 136190441. The reversal of 136190436 is 634091631.

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

It is a junction number, because it is equal to n+sod(n) for n = 136190397 and 136190406.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5674590 + ... + 5674613.

It is an arithmetic number, because the mean of its divisors is an integer number (26481476).

Almost surely, 2136190436 is an apocalyptic number.

It is an amenable number.

136190436 is an abundant number, since it is smaller than the sum of its proper divisors (181587276).

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

136190436 is a wasteful number, since it uses less digits than its factorization.

136190436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11349210 (or 11349208 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 33.

The square root of 136190436 is about 11670.0658095831. The cubic root of 136190436 is about 514.4962378401.

The spelling of 136190436 in words is "one hundred thirty-six million, one hundred ninety thousand, four hundred thirty-six".

Divisors: 1 2 3 4 6 12 11349203 22698406 34047609 45396812 68095218 136190436