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52992692 = 2238934057
BaseRepresentation
bin1100101000100…
…1101010110100
310200201022022022
43022021222310
5102031231232
65131452312
71212300434
oct312115264
9120638268
1052992692
1127a05215
12158b7098
13ac9562c
1470762c4
1549bb812
hex3289ab4

52992692 has 12 divisors (see below), whose sum is σ = 92978340. Its totient is φ = 26427456.

The previous prime is 52992683. The next prime is 52992697. The reversal of 52992692 is 29629925.

It can be written as a sum of positive squares in 2 ways, for example, as 29528356 + 23464336 = 5434^2 + 4844^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52992697) 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, 15473 + ... + 18584.

It is an arithmetic number, because the mean of its divisors is an integer number (7748195).

Almost surely, 252992692 is an apocalyptic number.

It is an amenable number.

52992692 is a deficient number, since it is larger than the sum of its proper divisors (39985648).

52992692 is a wasteful number, since it uses less digits than its factorization.

52992692 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34450 (or 34448 counting only the distinct ones).

The product of its digits is 174960, while the sum is 44.

The square root of 52992692 is about 7279.6079564768. The cubic root of 52992692 is about 375.6113098887.

The spelling of 52992692 in words is "fifty-two million, nine hundred ninety-two thousand, six hundred ninety-two".

Divisors: 1 2 4 389 778 1556 34057 68114 136228 13248173 26496346 52992692