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102104404 = 22191343479
BaseRepresentation
bin1100001010111…
…11110101010100
321010010102220121
412011133311110
5202114320104
614044241324
72346605323
oct605376524
9233112817
10102104404
11526a9606
122a240244
13181cc60c
14d7bc0ba
158e6d254
hex615fd54

102104404 has 12 divisors (see below), whose sum is σ = 188087200. Its totient is φ = 48365208.

The previous prime is 102104381. The next prime is 102104411. The reversal of 102104404 is 404401201.

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, 671664 + ... + 671815.

Almost surely, 2102104404 is an apocalyptic number.

It is an amenable number.

102104404 is a deficient number, since it is larger than the sum of its proper divisors (85982796).

102104404 is a wasteful number, since it uses less digits than its factorization.

102104404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1343502 (or 1343500 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 102104404 is about 10104.6723845952. The cubic root of 102104404 is about 467.3922334458.

Adding to 102104404 its reverse (404401201), we get a palindrome (506505605).

The spelling of 102104404 in words is "one hundred two million, one hundred four thousand, four hundred four".

Divisors: 1 2 4 19 38 76 1343479 2686958 5373916 25526101 51052202 102104404