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61975052 = 22131118273
BaseRepresentation
bin1110110001101…
…0101000001100
311022121122210022
43230122220030
5111331200202
610052201312
71351531166
oct354325014
9138548708
1061975052
1131a8a857
1218909238
13cabbc39
148333936
155692ea2
hex3b1aa0c

61975052 has 12 divisors (see below), whose sum is σ = 109285176. Its totient is φ = 30750720.

The previous prime is 61975051. The next prime is 61975097. The reversal of 61975052 is 25057916.

It is not an unprimeable number, because it can be changed into a prime (61975051) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58613 + ... + 59660.

It is an arithmetic number, because the mean of its divisors is an integer number (9107098).

Almost surely, 261975052 is an apocalyptic number.

It is an amenable number.

61975052 is a deficient number, since it is larger than the sum of its proper divisors (47310124).

61975052 is a wasteful number, since it uses less digits than its factorization.

61975052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118408 (or 118406 counting only the distinct ones).

The product of its (nonzero) digits is 18900, while the sum is 35.

The square root of 61975052 is about 7872.4235150302. The cubic root of 61975052 is about 395.7360670288.

The spelling of 61975052 in words is "sixty-one million, nine hundred seventy-five thousand, fifty-two".

Divisors: 1 2 4 131 262 524 118273 236546 473092 15493763 30987526 61975052