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53253974 = 242163247
BaseRepresentation
bin1100101100100…
…1011101010110
310201012120201102
43023021131112
5102113111344
65141230102
71214436254
oct313113526
9121176642
1053253974
1128073554
1215a02332
13b057537
1471035d4
154a1de4e
hex32c9756

53253974 has 8 divisors (see below), whose sum is σ = 80071968. Its totient is φ = 26563320.

The previous prime is 53253971. The next prime is 53253997. The reversal of 53253974 is 47935235.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53253971) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30782 + ... + 32465.

It is an arithmetic number, because the mean of its divisors is an integer number (10008996).

Almost surely, 253253974 is an apocalyptic number.

53253974 is a deficient number, since it is larger than the sum of its proper divisors (26817994).

53253974 is a wasteful number, since it uses less digits than its factorization.

53253974 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63670.

The product of its digits is 113400, while the sum is 38.

The square root of 53253974 is about 7297.5320485764. The cubic root of 53253974 is about 376.2276188936.

The spelling of 53253974 in words is "fifty-three million, two hundred fifty-three thousand, nine hundred seventy-four".

Divisors: 1 2 421 842 63247 126494 26626987 53253974