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136041451 = 7132114997
BaseRepresentation
bin10000001101111…
…01001111101011
3100110222121210021
420012331033223
5234311311301
621255501311
73241222210
oct1006751753
9313877707
10136041451
116a878a57
1239687837
1322252600
14140d3b07
15be238a1
hex81bd3eb

136041451 has 12 divisors (see below), whose sum is σ = 168357072. Its totient is φ = 107636256.

The previous prime is 136041443. The next prime is 136041457. The reversal of 136041451 is 154140631.

It is not a de Polignac number, because 136041451 - 23 = 136041443 is a prime.

It is a super-3 number, since 3×1360414513 (a number of 25 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (136041457) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 56316 + ... + 58681.

It is an arithmetic number, because the mean of its divisors is an integer number (14029756).

Almost surely, 2136041451 is an apocalyptic number.

136041451 is a deficient number, since it is larger than the sum of its proper divisors (32315621).

136041451 is a wasteful number, since it uses less digits than its factorization.

136041451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115030 (or 115017 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 136041451 is about 11663.6808512579. The cubic root of 136041451 is about 514.3085589977.

The spelling of 136041451 in words is "one hundred thirty-six million, forty-one thousand, four hundred fifty-one".

Divisors: 1 7 13 91 169 1183 114997 804979 1494961 10464727 19434493 136041451