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13725552 = 243285949
BaseRepresentation
bin110100010110…
…111101110000
3221211022220210
4310112331300
512003204202
61210104120
7224444121
oct64267560
927738823
1013725552
117825235
12471b040
132ac7539
141b74048
151311c6c
hexd16f70

13725552 has 20 divisors (see below), whose sum is σ = 35457800. Its totient is φ = 4575168.

The previous prime is 13725527. The next prime is 13725559. The reversal of 13725552 is 25552731.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13725559) 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 3 ways as a sum of consecutive naturals, for example, 142927 + ... + 143022.

It is an arithmetic number, because the mean of its divisors is an integer number (1772890).

Almost surely, 213725552 is an apocalyptic number.

13725552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13725552 is an abundant number, since it is smaller than the sum of its proper divisors (21732248).

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

13725552 is a wasteful number, since it uses less digits than its factorization.

13725552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 285960 (or 285954 counting only the distinct ones).

The product of its digits is 10500, while the sum is 30.

The square root of 13725552 is about 3704.8012092419. The cubic root of 13725552 is about 239.4289199706.

The spelling of 13725552 in words is "thirteen million, seven hundred twenty-five thousand, five hundred fifty-two".

Divisors: 1 2 3 4 6 8 12 16 24 48 285949 571898 857847 1143796 1715694 2287592 3431388 4575184 6862776 13725552