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2130302131 = 89106922391
BaseRepresentation
bin111111011111001…
…1101010010110011
312111110112120010221
41332332131102303
513330324132011
6551215433511
7103535161246
oct17676352263
95443476127
102130302131
119a3555581
124b5525897
1327c46a509
14162cd725d
15c7050971
hex7ef9d4b3

2130302131 has 8 divisors (see below), whose sum is σ = 2156349600. Its totient is φ = 2104301760.

The previous prime is 2130302123. The next prime is 2130302137. The reversal of 2130302131 is 1312030312.

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

It is not a de Polignac number, because 2130302131 - 23 = 2130302123 is a prime.

It is a super-2 number, since 2×21303021312 = 9076374338686282322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2130302137) 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, 83946 + ... + 106336.

It is an arithmetic number, because the mean of its divisors is an integer number (269543700).

Almost surely, 22130302131 is an apocalyptic number.

2130302131 is a deficient number, since it is larger than the sum of its proper divisors (26047469).

2130302131 is a wasteful number, since it uses less digits than its factorization.

2130302131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23549.

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 2130302131 is about 46155.1961430130. The cubic root of 2130302131 is about 1286.7091834576.

Adding to 2130302131 its reverse (1312030312), we get a palindrome (3442332443).

The spelling of 2130302131 in words is "two billion, one hundred thirty million, three hundred two thousand, one hundred thirty-one".

Divisors: 1 89 1069 22391 95141 1992799 23935979 2130302131