Base | Representation |
---|---|
bin | 1101110110110… |
… | …1110101110110 |
3 | 11001100212211111 |
4 | 3131231311312 |
5 | 104334342330 |
6 | 5433425234 |
7 | 1304011462 |
oct | 335556566 |
9 | 131325744 |
10 | 58121590 |
11 | 2a89867a |
12 | 1756b21a |
13 | c06cc97 |
14 | 7a0d4a2 |
15 | 518132a |
hex | 376dd76 |
58121590 has 24 divisors (see below), whose sum is σ = 108243648. Its totient is φ = 22446720.
The previous prime is 58121587. The next prime is 58121603. The reversal of 58121590 is 9512185.
It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors.
It is a Harshad number since it is a multiple of its sum of digits (31).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 134014 + ... + 134446.
It is an arithmetic number, because the mean of its divisors is an integer number (4510152).
Almost surely, 258121590 is an apocalyptic number.
58121590 is a deficient number, since it is larger than the sum of its proper divisors (50122058).
58121590 is an equidigital number, since it uses as much as digits as its factorization.
58121590 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 904 (or 471 counting only the distinct ones).
The product of its (nonzero) digits is 3600, while the sum is 31.
The square root of 58121590 is about 7623.7517010984. The cubic root of 58121590 is about 387.3579694532.
The spelling of 58121590 in words is "fifty-eight million, one hundred twenty-one thousand, five hundred ninety".
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