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3140231143 = 717103256199
BaseRepresentation
bin1011101100101100…
…0001111111100111
322002211220021022011
42323023001333213
522412344344033
61235334015051
7140550344560
oct27313017747
98084807264
103140231143
111371640155
127377a7487
133b0772b4a
1421b0ab167
15135a43ccd
hexbb2c1fe7

3140231143 has 16 divisors (see below), whose sum is σ = 3836851200. Its totient is φ = 2508690816.

The previous prime is 3140231111. The next prime is 3140231161. The reversal of 3140231143 is 3411320413.

It is not a de Polignac number, because 3140231143 - 25 = 3140231111 is a prime.

It is a super-2 number, since 2×31402311432 = 19722103262934172898, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3140831143) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 115843 + ... + 140356.

It is an arithmetic number, because the mean of its divisors is an integer number (239803200).

Almost surely, 23140231143 is an apocalyptic number.

3140231143 is a deficient number, since it is larger than the sum of its proper divisors (696620057).

3140231143 is a wasteful number, since it uses less digits than its factorization.

3140231143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 256326.

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 3140231143 is about 56037.7653283926. The cubic root of 3140231143 is about 1464.3802809321.

Adding to 3140231143 its reverse (3411320413), we get a palindrome (6551551556).

The spelling of 3140231143 in words is "three billion, one hundred forty million, two hundred thirty-one thousand, one hundred forty-three".

Divisors: 1 7 17 103 119 721 1751 12257 256199 1793393 4355383 26388497 30487681 184719479 448604449 3140231143