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136045320 = 23351959669
BaseRepresentation
bin10000001101111…
…10001100001000
3100110222211002120
420012332030020
5234311422240
621255531240
73241236405
oct1006761410
9313884076
10136045320
116a880954
1239689b20
13222542b8
14140d52ac
15be24ad0
hex81be308

136045320 has 64 divisors (see below), whose sum is σ = 429624000. Its totient is φ = 34368768.

The previous prime is 136045319. The next prime is 136045331. The reversal of 136045320 is 23540631.

It is a happy number.

136045320 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

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, 27555 + ... + 32114.

It is an arithmetic number, because the mean of its divisors is an integer number (6712875).

Almost surely, 2136045320 is an apocalyptic number.

136045320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

136045320 is an abundant number, since it is smaller than the sum of its proper divisors (293578680).

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

136045320 is a wasteful number, since it uses less digits than its factorization.

136045320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59702 (or 59698 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 136045320 is about 11663.8467068116. The cubic root of 136045320 is about 514.3134345729.

Adding to 136045320 its reverse (23540631), we get a palindrome (159585951).

The spelling of 136045320 in words is "one hundred thirty-six million, forty-five thousand, three hundred twenty".

Divisors: 1 2 3 4 5 6 8 10 12 15 19 20 24 30 38 40 57 60 76 95 114 120 152 190 228 285 380 456 570 760 1140 2280 59669 119338 179007 238676 298345 358014 477352 596690 716028 895035 1133711 1193380 1432056 1790070 2267422 2386760 3401133 3580140 4534844 5668555 6802266 7160280 9069688 11337110 13604532 17005665 22674220 27209064 34011330 45348440 68022660 136045320