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136070040 = 23351766701
BaseRepresentation
bin10000001110001…
…00001110011000
3100111001002000010
420013010032120
5234313220130
621300241520
73241401441
oct1007041630
9314032003
10136070040
116a898487
12396a02a0
1322262622
14141002c8
15be2c0b0
hex81c4398

136070040 has 64 divisors (see below), whose sum is σ = 432228960. Its totient is φ = 34150400.

The previous prime is 136069991. The next prime is 136070063. The reversal of 136070040 is 40070631.

It is a junction number, because it is equal to n+sod(n) for n = 136069989 and 136070016.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31311 + ... + 35390.

Almost surely, 2136070040 is an apocalyptic number.

136070040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

136070040 is an abundant number, since it is smaller than the sum of its proper divisors (296158920).

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

136070040 is a wasteful number, since it uses less digits than its factorization.

136070040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66732 (or 66728 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 21.

The square root of 136070040 is about 11664.9063433874. The cubic root of 136070040 is about 514.3445836491.

The spelling of 136070040 in words is "one hundred thirty-six million, seventy thousand, forty".

Divisors: 1 2 3 4 5 6 8 10 12 15 17 20 24 30 34 40 51 60 68 85 102 120 136 170 204 255 340 408 510 680 1020 2040 66701 133402 200103 266804 333505 400206 533608 667010 800412 1000515 1133917 1334020 1600824 2001030 2267834 2668040 3401751 4002060 4535668 5669585 6803502 8004120 9071336 11339170 13607004 17008755 22678340 27214008 34017510 45356680 68035020 136070040