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136283620 = 22511619471
BaseRepresentation
bin10000001111110…
…00010111100100
3100111102220222111
420013320113210
5234342033440
621305010404
73243251224
oct1007702744
9314386874
10136283620
116aa239a0
1239783a04
13223088c5
1414158084
15be704ea
hex81f85e4

136283620 has 24 divisors (see below), whose sum is σ = 312213888. Its totient is φ = 49557600.

The previous prime is 136283527. The next prime is 136283633. The reversal of 136283620 is 26382631.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 309516 + ... + 309955.

It is an arithmetic number, because the mean of its divisors is an integer number (13008912).

Almost surely, 2136283620 is an apocalyptic number.

136283620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

136283620 is an abundant number, since it is smaller than the sum of its proper divisors (175930268).

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

136283620 is a wasteful number, since it uses less digits than its factorization.

136283620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 619491 (or 619489 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 31.

The square root of 136283620 is about 11674.0575636751. The cubic root of 136283620 is about 514.6135536824.

The spelling of 136283620 in words is "one hundred thirty-six million, two hundred eighty-three thousand, six hundred twenty".

Divisors: 1 2 4 5 10 11 20 22 44 55 110 220 619471 1238942 2477884 3097355 6194710 6814181 12389420 13628362 27256724 34070905 68141810 136283620