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83153252 = 22713228443
BaseRepresentation
bin1001111010011…
…01000101100100
312210110121211002
410331031011210
5132241401002
612130132432
72026535210
oct475150544
9183417732
1083153252
1142a352a6
1223a21118
13142c5710
14b087940
157478002
hex4f4d164

83153252 has 24 divisors (see below), whose sum is σ = 179100096. Its totient is φ = 32895648.

The previous prime is 83153251. The next prime is 83153269. The reversal of 83153252 is 25235138.

It is not an unprimeable number, because it can be changed into a prime (83153251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 113858 + ... + 114585.

It is an arithmetic number, because the mean of its divisors is an integer number (7462504).

Almost surely, 283153252 is an apocalyptic number.

It is an amenable number.

83153252 is an abundant number, since it is smaller than the sum of its proper divisors (95946844).

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

83153252 is a wasteful number, since it uses less digits than its factorization.

83153252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228467 (or 228465 counting only the distinct ones).

The product of its digits is 7200, while the sum is 29.

The square root of 83153252 is about 9118.8404964666. The cubic root of 83153252 is about 436.4753743892.

The spelling of 83153252 in words is "eighty-three million, one hundred fifty-three thousand, two hundred fifty-two".

Divisors: 1 2 4 7 13 14 26 28 52 91 182 364 228443 456886 913772 1599101 2969759 3198202 5939518 6396404 11879036 20788313 41576626 83153252