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2150113131 = 321719739633
BaseRepresentation
bin1000000000101000…
…0001111101101011
312112211211001201200
42000022001331223
513400412110011
6553204215243
7104165442255
oct20012017553
95484731650
102150113131
11a03756901
1250009a523
132835b58ba
141657b2cd5
15c8b65856
hex80281f6b

2150113131 has 24 divisors (see below), whose sum is σ = 3461487120. Its totient is φ = 1278084096.

The previous prime is 2150113129. The next prime is 2150113151. The reversal of 2150113131 is 1313110512.

2150113131 is a `hidden beast` number, since 2 + 1 + 501 + 131 + 31 = 666.

It is not a de Polignac number, because 2150113131 - 21 = 2150113129 is a prime.

It is a super-2 number, since 2×21501131312 = 9245972952197246322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2150113111) 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 23 ways as a sum of consecutive naturals, for example, 366910 + ... + 372723.

It is an arithmetic number, because the mean of its divisors is an integer number (144228630).

Almost surely, 22150113131 is an apocalyptic number.

2150113131 is a deficient number, since it is larger than the sum of its proper divisors (1311373989).

2150113131 is a wasteful number, since it uses less digits than its factorization.

2150113131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 739675 (or 739672 counting only the distinct ones).

The product of its (nonzero) digits is 90, while the sum is 18.

The square root of 2150113131 is about 46369.3123843777. The cubic root of 2150113131 is about 1290.6855181037.

Adding to 2150113131 its reverse (1313110512), we get a palindrome (3463223643).

The spelling of 2150113131 in words is "two billion, one hundred fifty million, one hundred thirteen thousand, one hundred thirty-one".

Divisors: 1 3 9 17 19 51 57 153 171 323 969 2907 739633 2218899 6656697 12573761 14053027 37721283 42159081 113163849 126477243 238901459 716704377 2150113131