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83052812 = 2220763203
BaseRepresentation
bin1001111001101…
…00100100001100
312210021112001002
410330310210030
5132230142222
612124035432
72025636323
oct474644414
9183245032
1083052812
1142976897
1223992b78
131428ba9b
14b05d0ba
157458392
hex4f3490c

83052812 has 6 divisors (see below), whose sum is σ = 145342428. Its totient is φ = 41526404.

The previous prime is 83052811. The next prime is 83052829. The reversal of 83052812 is 21825038.

It is a super-2 number, since 2×830528122 = 13795539162214688, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (83052811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10381598 + ... + 10381605.

It is an arithmetic number, because the mean of its divisors is an integer number (24223738).

Almost surely, 283052812 is an apocalyptic number.

It is an amenable number.

83052812 is a deficient number, since it is larger than the sum of its proper divisors (62289616).

83052812 is a wasteful number, since it uses less digits than its factorization.

83052812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20763207 (or 20763205 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 29.

The square root of 83052812 is about 9113.3315532795. The cubic root of 83052812 is about 436.2995654720.

The spelling of 83052812 in words is "eighty-three million, fifty-two thousand, eight hundred twelve".

Divisors: 1 2 4 20763203 41526406 83052812