Base | Representation |
---|---|
bin | 1110111100111… |
… | …11101000010010 |
3 | 22202000201122000 |
4 | 13132133220102 |
5 | 224102400021 |
6 | 20240254430 |
7 | 3052113630 |
oct | 736375022 |
9 | 282021560 |
10 | 125434386 |
11 | 64893790 |
12 | 36011416 |
13 | 1ccaa63c |
14 | 12932350 |
15 | b02ab26 |
hex | 779fa12 |
125434386 has 128 divisors (see below), whose sum is σ = 352235520. Its totient is φ = 32140800.
The previous prime is 125434369. The next prime is 125434391. The reversal of 125434386 is 683434521.
It is a self number, because there is not a number n which added to its sum of digits gives 125434386.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 403171 + ... + 403481.
It is an arithmetic number, because the mean of its divisors is an integer number (2751840).
Almost surely, 2125434386 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 125434386, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (176117760).
125434386 is an abundant number, since it is smaller than the sum of its proper divisors (226801134).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
125434386 is a wasteful number, since it uses less digits than its factorization.
125434386 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 437 (or 431 counting only the distinct ones).
The product of its digits is 69120, while the sum is 36.
The square root of 125434386 is about 11199.7493721958. The cubic root of 125434386 is about 500.5785117236.
The spelling of 125434386 in words is "one hundred twenty-five million, four hundred thirty-four thousand, three hundred eighty-six".
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