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6161027025 = 35282147027
BaseRepresentation
bin1011011110011100…
…11100111111010001
3120220101001121020010
411233032130333101
5100104210331100
62455204105133
7305450602626
oct55716347721
916811047203
106161027025
11268181487a
12123b3951a9
13772558b2a
1442636834d
15260d44750
hex16f39cfd1

6161027025 has 12 divisors (see below), whose sum is σ = 10186231472. Its totient is φ = 3285881040.

The previous prime is 6161027011. The next prime is 6161027027. The reversal of 6161027025 is 5207201616.

It is not a de Polignac number, because 6161027025 - 224 = 6144249809 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6161026983 and 6161027001.

It is not an unprimeable number, because it can be changed into a prime (6161027027) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 41073439 + ... + 41073588.

Almost surely, 26161027025 is an apocalyptic number.

It is an amenable number.

6161027025 is a deficient number, since it is larger than the sum of its proper divisors (4025204447).

6161027025 is a wasteful number, since it uses less digits than its factorization.

6161027025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82147040 (or 82147035 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 30.

The square root of 6161027025 is about 78492.2099637919. The cubic root of 6161027025 is about 1833.2331613771.

The spelling of 6161027025 in words is "six billion, one hundred sixty-one million, twenty-seven thousand, twenty-five".

Divisors: 1 3 5 15 25 75 82147027 246441081 410735135 1232205405 2053675675 6161027025