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52700904 = 2332731957
BaseRepresentation
bin1100100100001…
…0011011101000
310200011111001100
43021002123220
5101442412104
65121321400
71206643644
oct311023350
9120144040
1052700904
1127825a73
1215796260
13abc2889
146ddbc24
154960139
hex32426e8

52700904 has 24 divisors (see below), whose sum is σ = 142731810. Its totient is φ = 17566944.

The previous prime is 52700903. The next prime is 52700909. The reversal of 52700904 is 40900725.

It can be written as a sum of positive squares in only one way, i.e., 44916804 + 7784100 = 6702^2 + 2790^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is not an unprimeable number, because it can be changed into a prime (52700903) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 365907 + ... + 366050.

Almost surely, 252700904 is an apocalyptic number.

It is an amenable number.

52700904 is an abundant number, since it is smaller than the sum of its proper divisors (90030906).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52700904 is a wasteful number, since it uses less digits than its factorization.

52700904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 731969 (or 731962 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 27.

The square root of 52700904 is about 7259.5388283279. The cubic root of 52700904 is about 374.9206445417.

The spelling of 52700904 in words is "fifty-two million, seven hundred thousand, nine hundred four".

Divisors: 1 2 3 4 6 8 9 12 18 24 36 72 731957 1463914 2195871 2927828 4391742 5855656 6587613 8783484 13175226 17566968 26350452 52700904