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137550513 = 345850171
BaseRepresentation
bin10000011001011…
…01101010110001
3100120211021211110
420030231222301
5240203104023
621352103533
73260105622
oct1014555261
9316737743
10137550513
1170709811
123a094ba9
1322660449
14143a7a49
15c120a93
hex832dab1

137550513 has 4 divisors (see below), whose sum is σ = 183400688. Its totient is φ = 91700340.

The previous prime is 137550487. The next prime is 137550541. The reversal of 137550513 is 315055731.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 137550513 - 29 = 137550001 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (137550583) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 22925083 + ... + 22925088.

It is an arithmetic number, because the mean of its divisors is an integer number (45850172).

Almost surely, 2137550513 is an apocalyptic number.

It is an amenable number.

137550513 is a deficient number, since it is larger than the sum of its proper divisors (45850175).

137550513 is an equidigital number, since it uses as much as digits as its factorization.

137550513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45850174.

The product of its (nonzero) digits is 7875, while the sum is 30.

The square root of 137550513 is about 11728.1930833356. The cubic root of 137550513 is about 516.2032543118.

The spelling of 137550513 in words is "one hundred thirty-seven million, five hundred fifty thousand, five hundred thirteen".

Divisors: 1 3 45850171 137550513