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3130263877 = 131251719237
BaseRepresentation
bin1011101010010100…
…0000100101000101
322002011010212210011
42322211000211011
522402321421002
61234340230221
7140366542516
oct27245004505
98064125704
103130263877
111366a52644
1273439b371
133ab693160
14219a34a0d
15134c258d7
hexba940945

3130263877 has 8 divisors (see below), whose sum is σ = 3371497976. Its totient is φ = 2889093312.

The previous prime is 3130263863. The next prime is 3130263881. The reversal of 3130263877 is 7783620313.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 193599396 + 2936664481 = 13914^2 + 54191^2 .

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 3130263877 - 27 = 3130263749 is a prime.

It is a super-2 number, since 2×31302638772 = 19597103879302142258, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3130263077) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 153103 + ... + 172339.

It is an arithmetic number, because the mean of its divisors is an integer number (421437247).

Almost surely, 23130263877 is an apocalyptic number.

It is an amenable number.

3130263877 is a deficient number, since it is larger than the sum of its proper divisors (241234099).

3130263877 is a wasteful number, since it uses less digits than its factorization.

3130263877 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31767.

The product of its (nonzero) digits is 127008, while the sum is 40.

The square root of 3130263877 is about 55948.7611748464. The cubic root of 3130263877 is about 1462.8292976760.

The spelling of 3130263877 in words is "three billion, one hundred thirty million, two hundred sixty-three thousand, eight hundred seventy-seven".

Divisors: 1 13 12517 19237 162721 250081 240789529 3130263877