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52201806 = 2328613041
BaseRepresentation
bin1100011100100…
…0100101001110
310122020010102020
43013020211032
5101330424211
65102511010
71202464566
oct307104516
9118203366
1052201806
1127514a98
1215595466
13aa79657
146d0bda6
1548b2306
hex31c894e

52201806 has 16 divisors (see below), whose sum is σ = 104474448. Its totient is φ = 17388800.

The previous prime is 52201801. The next prime is 52201817. The reversal of 52201806 is 60810225.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52201801) 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, 15646 + ... + 18686.

It is an arithmetic number, because the mean of its divisors is an integer number (6529653).

Almost surely, 252201806 is an apocalyptic number.

52201806 is an abundant number, since it is smaller than the sum of its proper divisors (52272642).

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

52201806 is a wasteful number, since it uses less digits than its factorization.

52201806 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5907.

The product of its (nonzero) digits is 960, while the sum is 24.

The square root of 52201806 is about 7225.0817296415. The cubic root of 52201806 is about 373.7333405698.

The spelling of 52201806 in words is "fifty-two million, two hundred one thousand, eight hundred six".

Divisors: 1 2 3 6 2861 3041 5722 6082 8583 9123 17166 18246 8700301 17400602 26100903 52201806