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102330812 = 2225582703
BaseRepresentation
bin1100001100101…
…11000110111100
321010112221111002
412012113012330
5202144041222
614053145432
72351540363
oct606270674
9233487432
10102330812
1152843721
122a32b278
131827b69c
14d83a7da
158eb5392
hex61971bc

102330812 has 6 divisors (see below), whose sum is σ = 179078928. Its totient is φ = 51165404.

The previous prime is 102330799. The next prime is 102330853. The reversal of 102330812 is 218033201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12791348 + ... + 12791355.

It is an arithmetic number, because the mean of its divisors is an integer number (29846488).

Almost surely, 2102330812 is an apocalyptic number.

It is an amenable number.

102330812 is a deficient number, since it is larger than the sum of its proper divisors (76748116).

102330812 is a wasteful number, since it uses less digits than its factorization.

102330812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25582707 (or 25582705 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 102330812 is about 10115.8693150910. The cubic root of 102330812 is about 467.7374461764.

The spelling of 102330812 in words is "one hundred two million, three hundred thirty thousand, eight hundred twelve".

Divisors: 1 2 4 25582703 51165406 102330812