Base | Representation |
---|---|
bin | 10000011000010… |
… | …10001011100101 |
3 | 100120112220102220 |
4 | 20030022023211 |
5 | 240133431112 |
6 | 21345022553 |
7 | 3255632061 |
oct | 1014121345 |
9 | 316486386 |
10 | 137405157 |
11 | 7061a58a |
12 | 3a024a59 |
13 | 2260c236 |
14 | 1436aaa1 |
15 | c0e298c |
hex | 830a2e5 |
137405157 has 8 divisors (see below), whose sum is σ = 183262176. Its totient is φ = 91575792.
The previous prime is 137405117. The next prime is 137405173. The reversal of 137405157 is 751504731.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 137405157 - 27 = 137405029 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (137405117) 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 7 ways as a sum of consecutive naturals, for example, 12363 + ... + 20679.
It is an arithmetic number, because the mean of its divisors is an integer number (22907772).
Almost surely, 2137405157 is an apocalyptic number.
It is an amenable number.
137405157 is a deficient number, since it is larger than the sum of its proper divisors (45857019).
137405157 is an equidigital number, since it uses as much as digits as its factorization.
137405157 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13827.
The product of its (nonzero) digits is 14700, while the sum is 33.
The square root of 137405157 is about 11721.9945828344. The cubic root of 137405157 is about 516.0213582590.
Adding to 137405157 its reverse (751504731), we get a palindrome (888909888).
The spelling of 137405157 in words is "one hundred thirty-seven million, four hundred five thousand, one hundred fifty-seven".
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