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2132133031 = 7243512919
BaseRepresentation
bin111111100010101…
…1100010010100111
312111120222120200001
41333011130102213
513331311224111
6551323002131
7103556555200
oct17705342247
95446876601
102132133031
119a4596116
124b6069347
1327c95b9a2
141632525a7
15c72b31c1
hex7f15c4a7

2132133031 has 6 divisors (see below), whose sum is σ = 2480236440. Its totient is φ = 1827542556.

The previous prime is 2132133011. The next prime is 2132133049. The reversal of 2132133031 is 1303312312.

It is a de Polignac number, because none of the positive numbers 2k-2132133031 is a prime.

It is a super-2 number, since 2×21321330312 = 9091982523762493922, 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 (2132133001) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 21756411 + ... + 21756508.

It is an arithmetic number, because the mean of its divisors is an integer number (413372740).

Almost surely, 22132133031 is an apocalyptic number.

2132133031 is a deficient number, since it is larger than the sum of its proper divisors (348103409).

2132133031 is an equidigital number, since it uses as much as digits as its factorization.

2132133031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43512933 (or 43512926 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 19.

The square root of 2132133031 is about 46175.0260530517. The cubic root of 2132133031 is about 1287.0777010213.

Adding to 2132133031 its reverse (1303312312), we get a palindrome (3435445343).

The spelling of 2132133031 in words is "two billion, one hundred thirty-two million, one hundred thirty-three thousand, thirty-one".

Divisors: 1 7 49 43512919 304590433 2132133031