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12401131310 = 251240113131
BaseRepresentation
bin10111000110010101…
…00011111100101110
31012000020220202001122
423203022203330232
5200344142200220
65410315140542
7616211606531
oct134312437456
935006822048
1012401131310
11529412a557
1224a1144752
1312282b1029
14858dd8a18
154c8aa9425
hex2e32a3f2e

12401131310 has 8 divisors (see below), whose sum is σ = 22322036376. Its totient is φ = 4960452520.

The previous prime is 12401131289. The next prime is 12401131331. The reversal of 12401131310 is 1313110421.

It is an interprime number because it is at equal distance from previous prime (12401131289) and next prime (12401131331).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×124011313102 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 620056556 + ... + 620056575.

It is an arithmetic number, because the mean of its divisors is an integer number (2790254547).

Almost surely, 212401131310 is an apocalyptic number.

12401131310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12401131310 is a deficient number, since it is larger than the sum of its proper divisors (9920905066).

12401131310 is a wasteful number, since it uses less digits than its factorization.

12401131310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1240113138.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 12401131310 its reverse (1313110421), we get a palindrome (13714241731).

The spelling of 12401131310 in words is "twelve billion, four hundred one million, one hundred thirty-one thousand, three hundred ten".

Divisors: 1 2 5 10 1240113131 2480226262 6200565655 12401131310