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61053875 = 532931667
BaseRepresentation
bin1110100011100…
…1101110110011
311020212212011122
43220321232303
5111112211000
610020332455
71340643431
oct350715663
9136785148
1061053875
1131510753
121854412b
13c85886c
148173d51
155560085
hex3a39bb3

61053875 has 16 divisors (see below), whose sum is σ = 76501152. Its totient is φ = 48647200.

The previous prime is 61053871. The next prime is 61053877. The reversal of 61053875 is 57835016.

It is not a de Polignac number, because 61053875 - 22 = 61053871 is a prime.

It is a Duffinian number.

It is a zygodrome in base 5.

It is not an unprimeable number, because it can be changed into a prime (61053871) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35792 + ... + 37458.

It is an arithmetic number, because the mean of its divisors is an integer number (4781322).

Almost surely, 261053875 is an apocalyptic number.

61053875 is a deficient number, since it is larger than the sum of its proper divisors (15447277).

61053875 is a wasteful number, since it uses less digits than its factorization.

61053875 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1975 (or 1965 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 35.

The square root of 61053875 is about 7813.6979081610. The cubic root of 61053875 is about 393.7655742559.

The spelling of 61053875 in words is "sixty-one million, fifty-three thousand, eight hundred seventy-five".

Divisors: 1 5 25 125 293 1465 1667 7325 8335 36625 41675 208375 488431 2442155 12210775 61053875