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13124130324 = 2231093677527
BaseRepresentation
bin11000011100100001…
…00101011000010100
31020212122100220020220
430032100211120110
5203334234132244
610010143354340
7643141160424
oct141620453024
936778326226
1013124130324
1156252583a8
1226632b29b0
1313120138b6
148c703c484
1551c2c1319
hex30e425614

13124130324 has 12 divisors (see below), whose sum is σ = 30622970784. Its totient is φ = 4374710104.

The previous prime is 13124130301. The next prime is 13124130337. The reversal of 13124130324 is 42303142131.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×131241303242 (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 13124130294 and 13124130303.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 546838752 + ... + 546838775.

It is an arithmetic number, because the mean of its divisors is an integer number (2551914232).

Almost surely, 213124130324 is an apocalyptic number.

It is an amenable number.

13124130324 is an abundant number, since it is smaller than the sum of its proper divisors (17498840460).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13124130324 is a wasteful number, since it uses less digits than its factorization.

13124130324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1093677534 (or 1093677532 counting only the distinct ones).

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

Adding to 13124130324 its reverse (42303142131), we get a palindrome (55427272455).

The spelling of 13124130324 in words is "thirteen billion, one hundred twenty-four million, one hundred thirty thousand, three hundred twenty-four".

Divisors: 1 2 3 4 6 12 1093677527 2187355054 3281032581 4374710108 6562065162 13124130324