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2307130661 = 111511389001
BaseRepresentation
bin1000100110000100…
…0000010100100101
312221210021101021202
42021201000110211
514211111140121
61020533452245
7111113200313
oct21141002445
95853241252
102307130661
11a84351460
125447a1085
132a9ca0994
1417c5a70b3
15d782e40b
hex89840525

2307130661 has 8 divisors (see below), whose sum is σ = 2533539648. Its totient is φ = 2083500000.

The previous prime is 2307130627. The next prime is 2307130711. The reversal of 2307130661 is 1660317032.

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 2307130661 - 210 = 2307129637 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 (2307130361) 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, 692840 + ... + 696161.

It is an arithmetic number, because the mean of its divisors is an integer number (316692456).

Almost surely, 22307130661 is an apocalyptic number.

It is an amenable number.

2307130661 is a deficient number, since it is larger than the sum of its proper divisors (226408987).

2307130661 is a wasteful number, since it uses less digits than its factorization.

2307130661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1389163.

The product of its (nonzero) digits is 4536, while the sum is 29.

The square root of 2307130661 is about 48032.5999816791. The cubic root of 2307130661 is about 1321.3688472631.

Adding to 2307130661 its reverse (1660317032), we get a palindrome (3967447693).

The spelling of 2307130661 in words is "two billion, three hundred seven million, one hundred thirty thousand, six hundred sixty-one".

Divisors: 1 11 151 1661 1389001 15279011 209739151 2307130661