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52253855 = 513776283
BaseRepresentation
bin1100011101010…
…1010010011111
310122022202210222
43013111102133
5101334110410
65103551555
71203102413
oct307252237
9118282728
1052253855
1127550105
12155bb5bb
13aa97254
146d22d43
1548c2955
hex31d549f

52253855 has 8 divisors (see below), whose sum is σ = 63163152. Its totient is φ = 41497408.

The previous prime is 52253833. The next prime is 52253893. The reversal of 52253855 is 55835225.

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

It is a cyclic number.

It is not a de Polignac number, because 52253855 - 28 = 52253599 is a prime.

It is a super-2 number, since 2×522538552 = 5460930724722050, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37457 + ... + 38826.

It is an arithmetic number, because the mean of its divisors is an integer number (7895394).

Almost surely, 252253855 is an apocalyptic number.

52253855 is a deficient number, since it is larger than the sum of its proper divisors (10909297).

52253855 is a wasteful number, since it uses less digits than its factorization.

52253855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76425.

The product of its digits is 60000, while the sum is 35.

The square root of 52253855 is about 7228.6827984080. The cubic root of 52253855 is about 373.8575124235.

The spelling of 52253855 in words is "fifty-two million, two hundred fifty-three thousand, eight hundred fifty-five".

Divisors: 1 5 137 685 76283 381415 10450771 52253855