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52201310 = 257745733
BaseRepresentation
bin1100011100100…
…0011101011110
310122020002201212
43013020131132
5101330420220
65102504422
71202463260
oct307103536
9118202655
1052201310
1127514687
1215595112
13aa79365
146d0bb30
1548b20c5
hex31c875e

52201310 has 16 divisors (see below), whose sum is σ = 107385696. Its totient is φ = 17897568.

The previous prime is 52201291. The next prime is 52201319. The reversal of 52201310 is 1310225.

It is a happy number.

It is a super-2 number, since 2×522013102 = 5449953531432200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52201319) 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, 372797 + ... + 372936.

It is an arithmetic number, because the mean of its divisors is an integer number (6711606).

Almost surely, 252201310 is an apocalyptic number.

52201310 is an abundant number, since it is smaller than the sum of its proper divisors (55184386).

52201310 is a wasteful number, since it uses less digits than its factorization.

52201310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 745747.

The product of its (nonzero) digits is 60, while the sum is 14.

The square root of 52201310 is about 7225.0474046888. The cubic root of 52201310 is about 373.7321568794.

Adding to 52201310 its reverse (1310225), we get a palindrome (53511535).

The spelling of 52201310 in words is "fifty-two million, two hundred one thousand, three hundred ten".

Divisors: 1 2 5 7 10 14 35 70 745733 1491466 3728665 5220131 7457330 10440262 26100655 52201310