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83230068 = 2236935839
BaseRepresentation
bin1001111010111…
…11110101110100
312210121112012010
410331133311310
5132301330233
612131524220
72030305155
oct475376564
9183545163
1083230068
1142a87a89
1223a59670
131432167c
14b0a792c
157490b63
hex4f5fd74

83230068 has 12 divisors (see below), whose sum is σ = 194203520. Its totient is φ = 27743352.

The previous prime is 83230033. The next prime is 83230093. The reversal of 83230068 is 86003238.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3467908 + ... + 3467931.

Almost surely, 283230068 is an apocalyptic number.

It is an amenable number.

83230068 is an abundant number, since it is smaller than the sum of its proper divisors (110973452).

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

83230068 is a wasteful number, since it uses less digits than its factorization.

83230068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6935846 (or 6935844 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 30.

The square root of 83230068 is about 9123.0514631893. The cubic root of 83230068 is about 436.6097366360.

The spelling of 83230068 in words is "eighty-three million, two hundred thirty thousand, sixty-eight".

Divisors: 1 2 3 4 6 12 6935839 13871678 20807517 27743356 41615034 83230068