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83039948 = 2231669677
BaseRepresentation
bin1001111001100…
…01011011001100
312210020212101122
410330301123030
5132224234243
612123500112
72025553655
oct474613314
9183225348
1083039948
1142968162
1223987638
1314285c84
14b05852c
157454668
hex4f316cc

83039948 has 12 divisors (see below), whose sum is σ = 150007872. Its totient is φ = 40180560.

The previous prime is 83039941. The next prime is 83039953. The reversal of 83039948 is 84993038.

It is a junction number, because it is equal to n+sod(n) for n = 83039899 and 83039908.

It is not an unprimeable number, because it can be changed into a prime (83039941) 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, 334715 + ... + 334962.

It is an arithmetic number, because the mean of its divisors is an integer number (12500656).

Almost surely, 283039948 is an apocalyptic number.

It is an amenable number.

83039948 is a deficient number, since it is larger than the sum of its proper divisors (66967924).

83039948 is a wasteful number, since it uses less digits than its factorization.

83039948 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 669712 (or 669710 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 44.

The square root of 83039948 is about 9112.6257467318. The cubic root of 83039948 is about 436.2770382499.

The spelling of 83039948 in words is "eighty-three million, thirty-nine thousand, nine hundred forty-eight".

Divisors: 1 2 4 31 62 124 669677 1339354 2678708 20759987 41519974 83039948