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52168370 = 2523226819
BaseRepresentation
bin1100011100000…
…0011010110010
310122011102112212
43013000122302
5101323341440
65102052122
71202265242
oct307003262
9118142485
1052168370
11274a1961
121557a042
13aa67377
146cddb22
1548a7465
hex31c06b2

52168370 has 16 divisors (see below), whose sum is σ = 97986240. Its totient is φ = 19959984.

The previous prime is 52168349. The next prime is 52168379. The reversal of 52168370 is 7386125.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (52168379) 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 7 ways as a sum of consecutive naturals, for example, 113180 + ... + 113639.

It is an arithmetic number, because the mean of its divisors is an integer number (6124140).

Almost surely, 252168370 is an apocalyptic number.

52168370 is a deficient number, since it is larger than the sum of its proper divisors (45817870).

52168370 is a wasteful number, since it uses less digits than its factorization.

52168370 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226849.

The product of its (nonzero) digits is 10080, while the sum is 32.

The square root of 52168370 is about 7222.7674751441. The cubic root of 52168370 is about 373.6535296854.

The spelling of 52168370 in words is "fifty-two million, one hundred sixty-eight thousand, three hundred seventy".

Divisors: 1 2 5 10 23 46 115 230 226819 453638 1134095 2268190 5216837 10433674 26084185 52168370