Base | Representation |
---|---|
bin | 1110111101000… |
… | …00010110010011 |
3 | 22202000212200002 |
4 | 13132200112103 |
5 | 224102443311 |
6 | 20240320215 |
7 | 3052125335 |
oct | 736402623 |
9 | 282025602 |
10 | 125437331 |
11 | 64895a18 |
12 | 3601306b |
13 | 1ccaba96 |
14 | 12933455 |
15 | b02b93b |
hex | 77a0593 |
125437331 has 8 divisors (see below), whose sum is σ = 131406624. Its totient is φ = 119511040.
The previous prime is 125437303. The next prime is 125437357. The reversal of 125437331 is 133734521.
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 125437331 - 210 = 125436307 is a prime.
It is a super-2 number, since 2×1254373312 = 31469048016807122, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 125437294 and 125437303.
It is not an unprimeable number, because it can be changed into a prime (125437391) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4700 + ... + 16521.
It is an arithmetic number, because the mean of its divisors is an integer number (16425828).
Almost surely, 2125437331 is an apocalyptic number.
125437331 is a deficient number, since it is larger than the sum of its proper divisors (5969293).
125437331 is a wasteful number, since it uses less digits than its factorization.
125437331 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21501.
The product of its digits is 7560, while the sum is 29.
The square root of 125437331 is about 11199.8808475805. The cubic root of 125437331 is about 500.5824292888.
The spelling of 125437331 in words is "one hundred twenty-five million, four hundred thirty-seven thousand, three hundred thirty-one".
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