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52155267 = 326366103
BaseRepresentation
bin1100011011110…
…1001110000011
310122010202120120
43012331032003
5101322432032
65101511323
71202212113
oct306751603
9118122516
1052155267
112749302a
1215572543
13aa61408
146cd9043
1548a362c
hex31bd383

52155267 has 8 divisors (see below), whose sum is σ = 69805824. Its totient is φ = 34637448.

The previous prime is 52155241. The next prime is 52155281. The reversal of 52155267 is 76255125.

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

It is not a de Polignac number, because 52155267 - 212 = 52151171 is a prime.

It is not an unprimeable number, because it can be changed into a prime (52155227) 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, 32263 + ... + 33840.

It is an arithmetic number, because the mean of its divisors is an integer number (8725728).

Almost surely, 252155267 is an apocalyptic number.

52155267 is a deficient number, since it is larger than the sum of its proper divisors (17650557).

52155267 is a wasteful number, since it uses less digits than its factorization.

52155267 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66369.

The product of its digits is 21000, while the sum is 33.

The square root of 52155267 is about 7221.8603558917. The cubic root of 52155267 is about 373.6222438561.

The spelling of 52155267 in words is "fifty-two million, one hundred fifty-five thousand, two hundred sixty-seven".

Divisors: 1 3 263 789 66103 198309 17385089 52155267