Base | Representation |
---|---|
bin | 10000011001101… |
… | …01011010010111 |
3 | 100120212220100012 |
4 | 20030311122113 |
5 | 240210112411 |
6 | 21352510435 |
7 | 3260300243 |
oct | 1014653227 |
9 | 316786305 |
10 | 137582231 |
11 | 70730626 |
12 | 3a0ab41b |
13 | 22671a07 |
14 | 143b5423 |
15 | c12a18b |
hex | 8335697 |
137582231 has 2 divisors, whose sum is σ = 137582232. Its totient is φ = 137582230.
The previous prime is 137582227. The next prime is 137582273. The reversal of 137582231 is 132285731.
137582231 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 137582231 - 22 = 137582227 is a prime.
It is a super-2 number, since 2×1375822312 = 37857740573874722, which contains 22 as substring.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (137582831) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68791115 + 68791116.
It is an arithmetic number, because the mean of its divisors is an integer number (68791116).
Almost surely, 2137582231 is an apocalyptic number.
137582231 is a deficient number, since it is larger than the sum of its proper divisors (1).
137582231 is an equidigital number, since it uses as much as digits as its factorization.
137582231 is an evil number, because the sum of its binary digits is even.
The product of its digits is 10080, while the sum is 32.
The square root of 137582231 is about 11729.5452171003. The cubic root of 137582231 is about 516.2429286495.
The spelling of 137582231 in words is "one hundred thirty-seven million, five hundred eighty-two thousand, two hundred thirty-one".
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