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13102122404 = 227467932943
BaseRepresentation
bin11000011001111001…
…01000010110100100
31020211002221210001202
430030330220112210
5203313120404104
610004035542032
7642453126410
oct141474502644
936732853052
1013102122404
115613896538
122657a5a918
13130a5a9567
148c414dd40
1551a3c551e
hex30cf285a4

13102122404 has 12 divisors (see below), whose sum is σ = 26204244864. Its totient is φ = 5615195304.

The previous prime is 13102122337. The next prime is 13102122409. The reversal of 13102122404 is 40422120131.

13102122404 is an admirable number.

It is a super-2 number, since 2×131021224042 (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (13102122409) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 233966444 + ... + 233966499.

It is an arithmetic number, because the mean of its divisors is an integer number (2183687072).

Almost surely, 213102122404 is an apocalyptic number.

13102122404 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

13102122404 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

13102122404 is a wasteful number, since it uses less digits than its factorization.

13102122404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 467932954 (or 467932952 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 13102122404 its reverse (40422120131), we get a palindrome (53524242535).

The spelling of 13102122404 in words is "thirteen billion, one hundred two million, one hundred twenty-two thousand, four hundred four".

Divisors: 1 2 4 7 14 28 467932943 935865886 1871731772 3275530601 6551061202 13102122404