Base | Representation |
---|---|
bin | 1101110110111… |
… | …0001100010111 |
3 | 11001100221210212 |
4 | 3131232030113 |
5 | 104334414111 |
6 | 5433440035 |
7 | 1304015621 |
oct | 335561427 |
9 | 131327725 |
10 | 58123031 |
11 | 2a89976a |
12 | 1757001b |
13 | c070835 |
14 | 7a0dc11 |
15 | 518198b |
hex | 376e317 |
58123031 has 2 divisors, whose sum is σ = 58123032. Its totient is φ = 58123030.
The previous prime is 58123027. The next prime is 58123049. The reversal of 58123031 is 13032185.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 58123031 - 22 = 58123027 is a prime.
It is a super-2 number, since 2×581230312 = 6756573465253922, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 58122988 and 58123006.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (58123531) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 29061515 + 29061516.
It is an arithmetic number, because the mean of its divisors is an integer number (29061516).
Almost surely, 258123031 is an apocalyptic number.
58123031 is a deficient number, since it is larger than the sum of its proper divisors (1).
58123031 is an equidigital number, since it uses as much as digits as its factorization.
58123031 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 720, while the sum is 23.
The square root of 58123031 is about 7623.8462077878. The cubic root of 58123031 is about 387.3611706631.
The spelling of 58123031 in words is "fifty-eight million, one hundred twenty-three thousand, thirty-one".
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