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53423025 = 3525912073
BaseRepresentation
bin1100101111001…
…0101110110001
310201112011121120
43023302232301
5102134014100
65145012453
71216042155
oct313625661
9121464546
1053423025
1128179567
1215a84129
13b0b6476
147149065
154a540a0
hex32f2bb1

53423025 has 24 divisors (see below), whose sum is σ = 89830560. Its totient is φ = 28007040.

The previous prime is 53423023. The next prime is 53423047. The reversal of 53423025 is 52032435.

It is not a de Polignac number, because 53423025 - 21 = 53423023 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 53422986 and 53423004.

It is not an unprimeable number, because it can be changed into a prime (53423023) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1612 + ... + 10461.

It is an arithmetic number, because the mean of its divisors is an integer number (3742940).

Almost surely, 253423025 is an apocalyptic number.

It is an amenable number.

53423025 is a deficient number, since it is larger than the sum of its proper divisors (36407535).

53423025 is a wasteful number, since it uses less digits than its factorization.

53423025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12145 (or 12140 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 24.

The square root of 53423025 is about 7309.1056224411. The cubic root of 53423025 is about 376.6253011021.

The spelling of 53423025 in words is "fifty-three million, four hundred twenty-three thousand, twenty-five".

Divisors: 1 3 5 15 25 59 75 177 295 885 1475 4425 12073 36219 60365 181095 301825 712307 905475 2136921 3561535 10684605 17807675 53423025