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3101212422431 = 17316838615891
BaseRepresentation
bin101101001000001110101…
…010100011000100011111
3101222110202211022001121022
4231020032222203010133
5401302240340004211
610332402144554355
7440024635436624
oct55101652430437
911873684261538
103101212422431
11a96242622792
124210519229bb
1319659b593166
14aa156d9c34b
1555a0a11ebdb
hex2d20eaa311f

3101212422431 has 16 divisors (see below), whose sum is σ = 3394523593728. Its totient is φ = 2820497750400.

The previous prime is 3101212422401. The next prime is 3101212422463. The reversal of 3101212422431 is 1342242121013.

It is a happy number.

It is not a de Polignac number, because 3101212422431 - 210 = 3101212421407 is a prime.

It is a super-3 number, since 3×31012124224313 (a number of 38 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a self number, because there is not a number n which added to its sum of digits gives 3101212422431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3101212422401) 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, 3948005 + ... + 4667886.

It is an arithmetic number, because the mean of its divisors is an integer number (212157724608).

Almost surely, 23101212422431 is an apocalyptic number.

3101212422431 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

3101212422431 is a deficient number, since it is larger than the sum of its proper divisors (293311171297).

3101212422431 is a wasteful number, since it uses less digits than its factorization.

3101212422431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8616622.

The product of its (nonzero) digits is 2304, while the sum is 26.

Adding to 3101212422431 its reverse (1342242121013), we get a palindrome (4443454543444).

The spelling of 3101212422431 in words is "three trillion, one hundred one billion, two hundred twelve million, four hundred twenty-two thousand, four hundred thirty-one".

Divisors: 1 17 31 527 683 11611 21173 359941 8615891 146470147 267092621 4540574557 5884653553 100039110401 182424260143 3101212422431