Search a number
-
+
10125928 = 231265741
BaseRepresentation
bin100110101000…
…001001101000
3201001110011101
4212220021220
510043012203
61001011144
7152032441
oct46501150
921043141
1010125928
11579683a
123483ab4
132136c97
1414b82c8
15d5041d
hex9a8268

10125928 has 8 divisors (see below), whose sum is σ = 18986130. Its totient is φ = 5062960.

The previous prime is 10125923. The next prime is 10125937. The reversal of 10125928 is 82952101.

It can be written as a sum of positive squares in only one way, i.e., 10099684 + 26244 = 3178^2 + 162^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×101259282 = 205068835722368, which contains 22 as substring.

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 10125896 and 10125905.

It is not an unprimeable number, because it can be changed into a prime (10125923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 632863 + ... + 632878.

Almost surely, 210125928 is an apocalyptic number.

It is an amenable number.

10125928 is a deficient number, since it is larger than the sum of its proper divisors (8860202).

10125928 is a wasteful number, since it uses less digits than its factorization.

10125928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1265747 (or 1265743 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 28.

The square root of 10125928 is about 3182.1263331301. The cubic root of 10125928 is about 216.3440447644.

The spelling of 10125928 in words is "ten million, one hundred twenty-five thousand, nine hundred twenty-eight".

Divisors: 1 2 4 8 1265741 2531482 5062964 10125928