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136992876 = 223231373623
BaseRepresentation
bin10000010101001…
…01100001101100
3100112202221220020
420022211201230
5240032233001
621332122140
73252264066
oct1012454154
9315687806
10136992876
1170368859
1239a66350
13224c6697
14142a0736
15c060736
hex82a586c

136992876 has 48 divisors (see below), whose sum is σ = 336075264. Its totient is φ = 43348096.

The previous prime is 136992871. The next prime is 136992887. The reversal of 136992876 is 678299631.

It is not an unprimeable number, because it can be changed into a prime (136992871) 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, 36001 + ... + 39623.

It is an arithmetic number, because the mean of its divisors is an integer number (7001568).

Almost surely, 2136992876 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 136992876, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (168037632).

136992876 is an abundant number, since it is smaller than the sum of its proper divisors (199082388).

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

136992876 is a wasteful number, since it uses less digits than its factorization.

136992876 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3790 (or 3788 counting only the distinct ones).

The product of its digits is 979776, while the sum is 51.

The square root of 136992876 is about 11704.3955845657. The cubic root of 136992876 is about 515.5047378223.

The spelling of 136992876 in words is "one hundred thirty-six million, nine hundred ninety-two thousand, eight hundred seventy-six".

Divisors: 1 2 3 4 6 12 23 46 69 92 137 138 274 276 411 548 822 1644 3151 3623 6302 7246 9453 10869 12604 14492 18906 21738 37812 43476 83329 166658 249987 333316 496351 499974 992702 999948 1489053 1985404 2978106 5956212 11416073 22832146 34248219 45664292 68496438 136992876