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153199137 = 3721380167
BaseRepresentation
bin10010010000110…
…10001000100001
3101200021022201010
421020122020201
5303204333022
623111331133
73540112500
oct1110321041
9350238633
10153199137
1179527863
1243380aa9
132597c0a0
14164bc837
15d6b250c
hex921a221

153199137 has 24 divisors (see below), whose sum is σ = 255896256. Its totient is φ = 80807328.

The previous prime is 153199127. The next prime is 153199139. The reversal of 153199137 is 731991351.

It is not a de Polignac number, because 153199137 - 26 = 153199073 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a junction number, because it is equal to n+sod(n) for n = 153199095 and 153199104.

It is not an unprimeable number, because it can be changed into a prime (153199139) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 38173 + ... + 41994.

It is an arithmetic number, because the mean of its divisors is an integer number (10662344).

Almost surely, 2153199137 is an apocalyptic number.

It is an amenable number.

153199137 is a deficient number, since it is larger than the sum of its proper divisors (102697119).

153199137 is a wasteful number, since it uses less digits than its factorization.

153199137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80197 (or 80190 counting only the distinct ones).

The product of its digits is 25515, while the sum is 39.

The square root of 153199137 is about 12377.3638954343. The cubic root of 153199137 is about 535.0800672085.

The spelling of 153199137 in words is "one hundred fifty-three million, one hundred ninety-nine thousand, one hundred thirty-seven".

Divisors: 1 3 7 13 21 39 49 91 147 273 637 1911 80167 240501 561169 1042171 1683507 3126513 3928183 7295197 11784549 21885591 51066379 153199137