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60685061 = 428914149
BaseRepresentation
bin1110011101111…
…1101100000101
311020012010020212
43213133230011
5111013410221
610004405205
71334546243
oct347375405
9136163225
1060685061
1131289648
12183a6805
13c759a28
1480b9793
1554dab5b
hex39dfb05

60685061 has 4 divisors (see below), whose sum is σ = 60703500. Its totient is φ = 60666624.

The previous prime is 60685039. The next prime is 60685103. The reversal of 60685061 is 16058606.

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

It can be written as a sum of positive squares in 2 ways, for example, as 57002500 + 3682561 = 7550^2 + 1919^2 .

It is a cyclic number.

It is not a de Polignac number, because 60685061 - 214 = 60668677 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (60685021) 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, 2786 + ... + 11363.

It is an arithmetic number, because the mean of its divisors is an integer number (15175875).

Almost surely, 260685061 is an apocalyptic number.

It is an amenable number.

60685061 is a deficient number, since it is larger than the sum of its proper divisors (18439).

60685061 is a wasteful number, since it uses less digits than its factorization.

60685061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18438.

The product of its (nonzero) digits is 8640, while the sum is 32.

The square root of 60685061 is about 7790.0616813989. The cubic root of 60685061 is about 392.9710864954.

The spelling of 60685061 in words is "sixty million, six hundred eighty-five thousand, sixty-one".

Divisors: 1 4289 14149 60685061