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13752485 = 519144763
BaseRepresentation
bin110100011101…
…100010100101
3221212200212022
4310131202211
512010034420
61210432525
7224615465
oct64354245
927780768
1013752485
11784349a
124732745
132b06886
141b7dba5
151319c25
hexd1d8a5

13752485 has 8 divisors (see below), whose sum is σ = 17371680. Its totient is φ = 10422864.

The previous prime is 13752481. The next prime is 13752491. The reversal of 13752485 is 58425731.

It is a happy number.

13752485 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13752485 - 22 = 13752481 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13752481) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72287 + ... + 72476.

It is an arithmetic number, because the mean of its divisors is an integer number (2171460).

Almost surely, 213752485 is an apocalyptic number.

It is an amenable number.

13752485 is a deficient number, since it is larger than the sum of its proper divisors (3619195).

13752485 is a wasteful number, since it uses less digits than its factorization.

13752485 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144787.

The product of its digits is 33600, while the sum is 35.

The square root of 13752485 is about 3708.4343057414. The cubic root of 13752485 is about 239.5854243212.

The spelling of 13752485 in words is "thirteen million, seven hundred fifty-two thousand, four hundred eighty-five".

Divisors: 1 5 19 95 144763 723815 2750497 13752485