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14923925 = 522412477
BaseRepresentation
bin111000111011…
…100010010101
31001002012202222
4320323202111
512310031200
61251512125
7240564662
oct70734225
931065688
1014923925
118473625
124bb8645
133126b33
141da6a69
15149bd85
hexe3b895

14923925 has 12 divisors (see below), whose sum is σ = 18589956. Its totient is φ = 11884800.

The previous prime is 14923921. The next prime is 14923933. The reversal of 14923925 is 52932941.

It can be written as a sum of positive squares in 6 ways, for example, as 1156 + 14922769 = 34^2 + 3863^2 .

It is not a de Polignac number, because 14923925 - 22 = 14923921 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14923921) by changing a digit.

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 in 11 ways as a sum of consecutive naturals, for example, 4787 + ... + 7263.

It is an arithmetic number, because the mean of its divisors is an integer number (1549163).

Almost surely, 214923925 is an apocalyptic number.

It is an amenable number.

14923925 is a deficient number, since it is larger than the sum of its proper divisors (3666031).

14923925 is a wasteful number, since it uses less digits than its factorization.

14923925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2728 (or 2723 counting only the distinct ones).

The product of its digits is 19440, while the sum is 35.

The square root of 14923925 is about 3863.1496217465. The cubic root of 14923925 is about 246.2035737500.

The spelling of 14923925 in words is "fourteen million, nine hundred twenty-three thousand, nine hundred twenty-five".

Divisors: 1 5 25 241 1205 2477 6025 12385 61925 596957 2984785 14923925