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61058 = 230529
BaseRepresentation
bin1110111010000010
310002202102
432322002
53423213
61150402
7343004
oct167202
9102672
1061058
1141968
122b402
1321a3a
1418374
1513158
hexee82

61058 has 4 divisors (see below), whose sum is σ = 91590. Its totient is φ = 30528.

The previous prime is 61057. The next prime is 61091. The reversal of 61058 is 85016.

61058 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 61009 + 49 = 247^2 + 7^2 .

It is an alternating number because its digits alternate between even and odd.

It is a Curzon number.

It is a nialpdrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (61051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15263 + ... + 15266.

261058 is an apocalyptic number.

61058 is a deficient number, since it is larger than the sum of its proper divisors (30532).

61058 is a wasteful number, since it uses less digits than its factorization.

61058 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30531.

The product of its (nonzero) digits is 240, while the sum is 20.

The square root of 61058 is about 247.0991703750. The cubic root of 61058 is about 39.3774442087.

The spelling of 61058 in words is "sixty-one thousand, fifty-eight".

Divisors: 1 2 30529 61058