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52232680 = 2352575081
BaseRepresentation
bin1100011101000…
…0000111101000
310122021200202201
43013100013220
5101332421210
65103305544
71202653603
oct307200750
9118250681
1052232680
1127536205
12155ab2b4
13aa8a716
146d1933a
1548bb53a
hex31d01e8

52232680 has 32 divisors (see below), whose sum is σ = 118004040. Its totient is φ = 20807680.

The previous prime is 52232671. The next prime is 52232689. The reversal of 52232680 is 8623225.

It is an interprime number because it is at equal distance from previous prime (52232671) and next prime (52232689).

It can be written as a sum of positive squares in 4 ways, for example, as 46539684 + 5692996 = 6822^2 + 2386^2 .

It is not an unprimeable number, because it can be changed into a prime (52232689) 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, 7740 + ... + 12820.

Almost surely, 252232680 is an apocalyptic number.

It is an amenable number.

52232680 is an abundant number, since it is smaller than the sum of its proper divisors (65771360).

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

52232680 is a wasteful number, since it uses less digits than its factorization.

52232680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5349 (or 5345 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 52232680 is about 7227.2179986493. The cubic root of 52232680 is about 373.8070057677.

The spelling of 52232680 in words is "fifty-two million, two hundred thirty-two thousand, six hundred eighty".

Divisors: 1 2 4 5 8 10 20 40 257 514 1028 1285 2056 2570 5081 5140 10162 10280 20324 25405 40648 50810 101620 203240 1305817 2611634 5223268 6529085 10446536 13058170 26116340 52232680