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3213341431 = 23831683259
BaseRepresentation
bin1011111110000111…
…1011001011110111
322021221110122202121
42333201323023313
523040103411211
61250505020411
7142425644236
oct27741731367
98257418677
103213341431
1113a9935a83
12758184707
133c2960281
14226a9cb1d
1513c186271
hexbf87b2f7

3213341431 has 8 divisors (see below), whose sum is σ = 3393452160. Its totient is φ = 3036597432.

The previous prime is 3213341429. The next prime is 3213341441. The reversal of 3213341431 is 1341433123.

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 3213341431 - 21 = 3213341429 is a prime.

It is a super-2 number, since 2×32133414312 = 20651126304362255522, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3213341396 and 3213341405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3213341441) 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, 839721 + ... + 843538.

It is an arithmetic number, because the mean of its divisors is an integer number (424181520).

Almost surely, 23213341431 is an apocalyptic number.

3213341431 is a deficient number, since it is larger than the sum of its proper divisors (180110729).

3213341431 is a wasteful number, since it uses less digits than its factorization.

3213341431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1683365.

The product of its digits is 2592, while the sum is 25.

The square root of 3213341431 is about 56686.3425438615. The cubic root of 3213341431 is about 1475.6576871277.

Adding to 3213341431 its reverse (1341433123), we get a palindrome (4554774554).

It can be divided in two parts, 321334 and 1431, that multiplied together give a palindrome (459828954).

The spelling of 3213341431 in words is "three billion, two hundred thirteen million, three hundred forty-one thousand, four hundred thirty-one".

Divisors: 1 23 83 1909 1683259 38714957 139710497 3213341431