Search a number
-
+
6120874261 = 61131765971
BaseRepresentation
bin1011011001101010…
…10010000100010101
3120210120111121222201
411230311102010111
5100013420434021
62451211324501
7304452400315
oct55465220425
916716447881
106120874261
11266108a477
121229a50731
1376713a8b8
14420cb5445
1525c562591
hex16cd52115

6120874261 has 8 divisors (see below), whose sum is σ = 6268714848. Its totient is φ = 5974566000.

The previous prime is 6120874237. The next prime is 6120874303. The reversal of 6120874261 is 1624780216.

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 6120874261 - 211 = 6120872213 is a prime.

It is a super-2 number, since 2×61208742612 = 74930203437944592242, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 6120874261.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6120874231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 374995 + ... + 390976.

It is an arithmetic number, because the mean of its divisors is an integer number (783589356).

Almost surely, 26120874261 is an apocalyptic number.

6120874261 is a gapful number since it is divisible by the number (61) formed by its first and last digit.

It is an amenable number.

6120874261 is a deficient number, since it is larger than the sum of its proper divisors (147840587).

6120874261 is a wasteful number, since it uses less digits than its factorization.

6120874261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 766163.

The product of its (nonzero) digits is 32256, while the sum is 37.

The square root of 6120874261 is about 78236.0163927075. The cubic root of 6120874261 is about 1829.2419507569.

The spelling of 6120874261 in words is "six billion, one hundred twenty million, eight hundred seventy-four thousand, two hundred sixty-one".

Divisors: 1 61 131 7991 765971 46724231 100342201 6120874261