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102506104 = 2312813263
BaseRepresentation
bin1100001110000…
…01111001111000
321010212211221101
412013001321320
5202220143404
614101021144
72353200421
oct607017170
9233784841
10102506104
1152953398
122a3b47b4
13183103cc
14d884648
158eec2a4
hex61c1e78

102506104 has 8 divisors (see below), whose sum is σ = 192198960. Its totient is φ = 51253048.

The previous prime is 102505999. The next prime is 102506111. The reversal of 102506104 is 401605201.

It is a tau number, because it is divible by the number of its divisors (8).

It is a zygodrome in base 2.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 6406624 + ... + 6406639.

It is an arithmetic number, because the mean of its divisors is an integer number (24024870).

Almost surely, 2102506104 is an apocalyptic number.

It is an amenable number.

102506104 is a deficient number, since it is larger than the sum of its proper divisors (89692856).

102506104 is a wasteful number, since it uses less digits than its factorization.

102506104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12813269 (or 12813265 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 102506104 is about 10124.5298162433. The cubic root of 102506104 is about 468.0043708653.

The spelling of 102506104 in words is "one hundred two million, five hundred six thousand, one hundred four".

Divisors: 1 2 4 8 12813263 25626526 51253052 102506104