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200624425 = 5261293449
BaseRepresentation
bin10111111010101…
…00100100101001
3111222111202222021
423331110210221
5402324440200
631524024441
74654164601
oct1375244451
9458452867
10200624425
11a327a111
1257232121
13327455a1
141c905c01
151292e41a
hexbf54929

200624425 has 24 divisors (see below), whose sum is σ = 254280600. Its totient is φ = 156979200.

The previous prime is 200624387. The next prime is 200624441. The reversal of 200624425 is 524426002.

It can be written as a sum of positive squares in 12 ways, for example, as 46963609 + 153660816 = 6853^2 + 12396^2 .

It is not a de Polignac number, because 200624425 - 27 = 200624297 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a self number, because there is not a number n which added to its sum of digits gives 200624425.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 446601 + ... + 447049.

It is an arithmetic number, because the mean of its divisors is an integer number (10595025).

Almost surely, 2200624425 is an apocalyptic number.

200624425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

200624425 is a deficient number, since it is larger than the sum of its proper divisors (53656175).

200624425 is a wasteful number, since it uses less digits than its factorization.

200624425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 813 (or 808 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 25.

The square root of 200624425 is about 14164.1951765711. The cubic root of 200624425 is about 585.4115252789.

The spelling of 200624425 in words is "two hundred million, six hundred twenty-four thousand, four hundred twenty-five".

Divisors: 1 5 25 61 293 305 449 1465 1525 2245 7325 11225 17873 27389 89365 131557 136945 446825 657785 684725 3288925 8024977 40124885 200624425