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2311040413 = 11657131973
BaseRepresentation
bin1000100110111111…
…1010110110011101
312222001122000110101
42021233322312131
514213111243123
61021153341101
7111161343103
oct21157726635
95861560411
102311040413
11a86581960
12545b67791
132aaa3c446
1417cd03c73
15d7d52aad
hex89bfad9d

2311040413 has 8 divisors (see below), whose sum is σ = 2521597536. Its totient is φ = 2100560400.

The previous prime is 2311040371. The next prime is 2311040429. The reversal of 2311040413 is 3140401132.

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 2311040413 - 213 = 2311032221 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2311640413) 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, 56295 + ... + 88267.

It is an arithmetic number, because the mean of its divisors is an integer number (315199692).

Almost surely, 22311040413 is an apocalyptic number.

It is an amenable number.

2311040413 is a deficient number, since it is larger than the sum of its proper divisors (210557123).

2311040413 is a wasteful number, since it uses less digits than its factorization.

2311040413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38555.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 2311040413 is about 48073.2816957611. The cubic root of 2311040413 is about 1322.1148401149.

Adding to 2311040413 its reverse (3140401132), we get a palindrome (5451441545).

The spelling of 2311040413 in words is "two billion, three hundred eleven million, forty thousand, four hundred thirteen".

Divisors: 1 11 6571 31973 72281 351703 210094583 2311040413