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131301230 = 2513130123
BaseRepresentation
bin1111101001101…
…11111101101110
3100011001210102112
413310313331232
5232103114410
621010124022
73153020264
oct764677556
9304053375
10131301230
1168130615
1237b80612
1321282b48
141361c434
15b7d9105
hex7d37f6e

131301230 has 8 divisors (see below), whose sum is σ = 236342232. Its totient is φ = 52520488.

The previous prime is 131301199. The next prime is 131301259. The reversal of 131301230 is 32103131.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6565052 + ... + 6565071.

It is an arithmetic number, because the mean of its divisors is an integer number (29542779).

Almost surely, 2131301230 is an apocalyptic number.

131301230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

131301230 is a deficient number, since it is larger than the sum of its proper divisors (105041002).

131301230 is a wasteful number, since it uses less digits than its factorization.

131301230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13130130.

The product of its (nonzero) digits is 54, while the sum is 14.

The square root of 131301230 is about 11458.6748797581. The cubic root of 131301230 is about 508.2642904228.

Adding to 131301230 its reverse (32103131), we get a palindrome (163404361).

The spelling of 131301230 in words is "one hundred thirty-one million, three hundred one thousand, two hundred thirty".

Divisors: 1 2 5 10 13130123 26260246 65650615 131301230