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61092485 = 523531239
BaseRepresentation
bin1110100100001…
…1001010000101
311020221211010122
43221003022011
5111114424420
610021231325
71341164126
oct351031205
9136854118
1061092485
1131537763
1218562545
13c8702cc
14818404d
15556b725
hex3a43285

61092485 has 8 divisors (see below), whose sum is σ = 76498560. Its totient is φ = 46748944.

The previous prime is 61092469. The next prime is 61092487. The reversal of 61092485 is 58429016.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 61092485 - 24 = 61092469 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61092487) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 265505 + ... + 265734.

It is an arithmetic number, because the mean of its divisors is an integer number (9562320).

Almost surely, 261092485 is an apocalyptic number.

It is an amenable number.

61092485 is a deficient number, since it is larger than the sum of its proper divisors (15406075).

61092485 is a wasteful number, since it uses less digits than its factorization.

61092485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 531267.

The product of its (nonzero) digits is 17280, while the sum is 35.

The square root of 61092485 is about 7816.1681788457. The cubic root of 61092485 is about 393.8485615363.

The spelling of 61092485 in words is "sixty-one million, ninety-two thousand, four hundred eighty-five".

Divisors: 1 5 23 115 531239 2656195 12218497 61092485