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52990276 = 22431911613
BaseRepresentation
bin1100101000100…
…1000101000100
310200201011222211
43022021011010
5102031142101
65131433204
71212260413
oct312110504
9120634884
1052990276
1127a03419
12158b5804
13ac944c1
14707547a
1549bac51
hex3289144

52990276 has 24 divisors (see below), whose sum is σ = 95445504. Its totient is φ = 25727520.

The previous prime is 52990261. The next prime is 52990283. The reversal of 52990276 is 67209925.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32046 + ... + 33658.

It is an arithmetic number, because the mean of its divisors is an integer number (3976896).

Almost surely, 252990276 is an apocalyptic number.

It is an amenable number.

52990276 is a deficient number, since it is larger than the sum of its proper divisors (42455228).

52990276 is a wasteful number, since it uses less digits than its factorization.

52990276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1851 (or 1849 counting only the distinct ones).

The product of its (nonzero) digits is 68040, while the sum is 40.

The square root of 52990276 is about 7279.4420115830. The cubic root of 52990276 is about 375.6056016128.

The spelling of 52990276 in words is "fifty-two million, nine hundred ninety thousand, two hundred seventy-six".

Divisors: 1 2 4 43 86 172 191 382 764 1613 3226 6452 8213 16426 32852 69359 138718 277436 308083 616166 1232332 13247569 26495138 52990276