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52232605 = 514936997
BaseRepresentation
bin1100011101000…
…0000110011101
310122021200122221
43013100012131
5101332420410
65103305341
71202653435
oct307200635
9118250587
1052232605
1127536147
12155ab251
13aa8a689
146d192c5
1548bb4da
hex31d019d

52232605 has 8 divisors (see below), whose sum is σ = 62730072. Its totient is φ = 41752128.

The previous prime is 52232603. The next prime is 52232617. The reversal of 52232605 is 50623225.

It can be written as a sum of positive squares in 4 ways, for example, as 9474084 + 42758521 = 3078^2 + 6539^2 .

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 52232605 - 21 = 52232603 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 52232605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52232603) 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, 3967 + ... + 10963.

It is an arithmetic number, because the mean of its divisors is an integer number (7841259).

Almost surely, 252232605 is an apocalyptic number.

It is an amenable number.

52232605 is a deficient number, since it is larger than the sum of its proper divisors (10497467).

52232605 is a wasteful number, since it uses less digits than its factorization.

52232605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8495.

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 52232605 is about 7227.2128099289. The cubic root of 52232605 is about 373.8068268533.

The spelling of 52232605 in words is "fifty-two million, two hundred thirty-two thousand, six hundred five".

Divisors: 1 5 1493 6997 7465 34985 10446521 52232605