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52151105 = 5191374007
BaseRepresentation
bin1100011011110…
…0001101000001
310122010112212102
43012330031001
5101322313410
65101440145
71202164016
oct306741501
9118115772
1052151105
112748a996
1215570055
13aa5c556
146cd770d
1548a22a5
hex31bc341

52151105 has 16 divisors (see below), whose sum is σ = 66372480. Its totient is φ = 39226752.

The previous prime is 52151089. The next prime is 52151107. The reversal of 52151105 is 50115125.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 52151105 - 24 = 52151089 is a prime.

It is not an unprimeable number, because it can be changed into a prime (52151107) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11012 + ... + 15018.

It is an arithmetic number, because the mean of its divisors is an integer number (4148280).

Almost surely, 252151105 is an apocalyptic number.

It is an amenable number.

52151105 is a deficient number, since it is larger than the sum of its proper divisors (14221375).

52151105 is a wasteful number, since it uses less digits than its factorization.

52151105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4168.

The product of its (nonzero) digits is 250, while the sum is 20.

The square root of 52151105 is about 7221.5721972435. The cubic root of 52151105 is about 373.6123052169.

The spelling of 52151105 in words is "fifty-two million, one hundred fifty-one thousand, one hundred five".

Divisors: 1 5 19 95 137 685 2603 4007 13015 20035 76133 380665 548959 2744795 10430221 52151105