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59985025 = 5215492
BaseRepresentation
bin1110010011010…
…0110010000001
311011212112222121
43210310302001
5110324010100
65541404241
71325602312
oct344646201
9134775877
1059985025
1130950701
1218109681
13c5731c9
147d76609
1553ed51a
hex3934c81

59985025 has 9 divisors (see below), whose sum is σ = 74429481. Its totient is φ = 47957040.

The previous prime is 59985017. The next prime is 59985059. The reversal of 59985025 is 52058995.

The square root of 59985025 is 7745.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 5461569 + 54523456 = 2337^2 + 7384^2 .

It is not a de Polignac number, because 59985025 - 23 = 59985017 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 37951 + ... + 39499.

Almost surely, 259985025 is an apocalyptic number.

59985025 is the 7745-th square number.

59985025 is the 3873-rd centered octagonal number.

It is an amenable number.

59985025 is a deficient number, since it is larger than the sum of its proper divisors (14444456).

59985025 is an frugal number, since it uses more digits than its factorization.

59985025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3108 (or 1554 counting only the distinct ones).

The product of its (nonzero) digits is 162000, while the sum is 43.

The cubic root of 59985025 is about 391.4541918831.

The spelling of 59985025 in words is "fifty-nine million, nine hundred eighty-five thousand, twenty-five".

Divisors: 1 5 25 1549 7745 38725 2399401 11997005 59985025