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52189192 = 2311593059
BaseRepresentation
bin1100011100010…
…1100000001000
310122012111010001
43013011200020
5101330023232
65102332344
71202413036
oct307054010
9118174101
1052189192
1127506570
121558a0b4
13aa739a3
146d07556
1548ad6e7
hex31c5808

52189192 has 16 divisors (see below), whose sum is σ = 106750800. Its totient is φ = 23722320.

The previous prime is 52189171. The next prime is 52189199. The reversal of 52189192 is 29198125.

It is a super-2 number, since 2×521891922 = 5447423523225728, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (52189199) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 296442 + ... + 296617.

It is an arithmetic number, because the mean of its divisors is an integer number (6671925).

Almost surely, 252189192 is an apocalyptic number.

It is an amenable number.

52189192 is an abundant number, since it is smaller than the sum of its proper divisors (54561608).

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

52189192 is a wasteful number, since it uses less digits than its factorization.

52189192 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 593076 (or 593072 counting only the distinct ones).

The product of its digits is 12960, while the sum is 37.

The square root of 52189192 is about 7224.2087455998. The cubic root of 52189192 is about 373.7032352760.

The spelling of 52189192 in words is "fifty-two million, one hundred eighty-nine thousand, one hundred ninety-two".

Divisors: 1 2 4 8 11 22 44 88 593059 1186118 2372236 4744472 6523649 13047298 26094596 52189192