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2313412431 = 31131930493
BaseRepresentation
bin1000100111100011…
…1101111101001111
312222020002112020220
42021320331331033
514214213144211
61021320242423
7111220452441
oct21170757517
95866075226
102313412431
11a87952000
12546910413
132ab38ccc5
1417d360491
15d8170806
hex89e3df4f

2313412431 has 32 divisors (see below), whose sum is σ = 3571457280. Its totient is φ = 1328231520.

The previous prime is 2313412421. The next prime is 2313412441. The reversal of 2313412431 is 1342143132.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2313412421) and next prime (2313412441).

It is not a de Polignac number, because 2313412431 - 25 = 2313412399 is a prime.

It is a super-2 number, since 2×23134124312 = 10703754151810659522, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2313412421) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 60621 + ... + 91113.

It is an arithmetic number, because the mean of its divisors is an integer number (111608040).

Almost surely, 22313412431 is an apocalyptic number.

2313412431 is a deficient number, since it is larger than the sum of its proper divisors (1258044849).

2313412431 is a wasteful number, since it uses less digits than its factorization.

2313412431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30548 (or 30526 counting only the distinct ones).

The product of its digits is 1728, while the sum is 24.

The square root of 2313412431 is about 48097.9462243452. The cubic root of 2313412431 is about 1322.5670185436.

Adding to 2313412431 its reverse (1342143132), we get a palindrome (3655555563).

The spelling of 2313412431 in words is "two billion, three hundred thirteen million, four hundred twelve thousand, four hundred thirty-one".

Divisors: 1 3 11 19 33 57 121 209 363 627 1331 2299 3993 6897 25289 30493 75867 91479 335423 579367 1006269 1738101 3689653 6373037 11068959 19119111 40586183 70103407 121758549 210310221 771137477 2313412431