Base | Representation |
---|---|
bin | 10000010111000… |
… | …11000111100101 |
3 | 100120020202221222 |
4 | 20023203013211 |
5 | 240113321112 |
6 | 21341350125 |
7 | 3254364440 |
oct | 1013430745 |
9 | 316222858 |
10 | 137245157 |
11 | 70520355 |
12 | 39b68345 |
13 | 2258446a |
14 | 14328657 |
15 | c0b0372 |
hex | 82e31e5 |
137245157 has 8 divisors (see below), whose sum is σ = 156938496. Its totient is φ = 117573552.
The previous prime is 137245133. The next prime is 137245159. The reversal of 137245157 is 751542731.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 137245157 - 218 = 136983013 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (137245159) 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 7 ways as a sum of consecutive naturals, for example, 11723 + ... + 20295.
It is an arithmetic number, because the mean of its divisors is an integer number (19617312).
Almost surely, 2137245157 is an apocalyptic number.
It is an amenable number.
137245157 is a deficient number, since it is larger than the sum of its proper divisors (19693339).
137245157 is an equidigital number, since it uses as much as digits as its factorization.
137245157 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10867.
The product of its digits is 29400, while the sum is 35.
The square root of 137245157 is about 11715.1678178334. The cubic root of 137245157 is about 515.8209885723.
Adding to 137245157 its reverse (751542731), we get a palindrome (888787888).
It can be divided in two parts, 13724 and 5157, that added together give a palindrome (18881).
The spelling of 137245157 in words is "one hundred thirty-seven million, two hundred forty-five thousand, one hundred fifty-seven".
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