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22949125 = 53183593
BaseRepresentation
bin101011110001…
…0110100000101
31121011221021121
41113202310011
521333333000
62135513541
7366031033
oct127426405
947157247
1022949125
1111a55021
1278288b1
1349a6884
143095553
152034b1a
hex15e2d05

22949125 has 8 divisors (see below), whose sum is σ = 28640664. Its totient is φ = 18359200.

The previous prime is 22949123. The next prime is 22949137. The reversal of 22949125 is 52194922.

It can be written as a sum of positive squares in 4 ways, for example, as 1252161 + 21696964 = 1119^2 + 4658^2 .

It is not a de Polignac number, because 22949125 - 21 = 22949123 is a prime.

It is a super-3 number, since 3×229491253 (a number of 23 digits) contains 333 as substring.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22949123) 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, 91672 + ... + 91921.

It is an arithmetic number, because the mean of its divisors is an integer number (3580083).

Almost surely, 222949125 is an apocalyptic number.

22949125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22949125 is a deficient number, since it is larger than the sum of its proper divisors (5691539).

22949125 is an equidigital number, since it uses as much as digits as its factorization.

22949125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 183608 (or 183598 counting only the distinct ones).

The product of its digits is 12960, while the sum is 34.

The square root of 22949125 is about 4790.5245015551. The cubic root of 22949125 is about 284.1768595207.

The spelling of 22949125 in words is "twenty-two million, nine hundred forty-nine thousand, one hundred twenty-five".

Divisors: 1 5 25 125 183593 917965 4589825 22949125