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12423142424130 = 2351945747691437
BaseRepresentation
bin1011010011000111110011…
…1111011011111001000010
31121222122022011012102112220
42310301330333123321002
53112020043430033010
642231040212431510
72421354023200554
oct264617477337102
947878264172486
1012423142424130
113a5a697033a59
121487831318596
136c16607658c9
1430d3d75454d4
1516824b3ad970
hexb4c7cfdbe42

12423142424130 has 64 divisors (see below), whose sum is σ = 31453457189760. Its totient is φ = 3131610453504.

The previous prime is 12423142424123. The next prime is 12423142424191. The reversal of 12423142424130 is 3142424132421.

It is a super-2 number, since 2×124231424241302 (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12423142424091 and 12423142424100.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 23585229 + ... + 24106208.

It is an arithmetic number, because the mean of its divisors is an integer number (491460268590).

Almost surely, 212423142424130 is an apocalyptic number.

12423142424130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12423142424130 is an abundant number, since it is smaller than the sum of its proper divisors (19030314765630).

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

12423142424130 is a wasteful number, since it uses less digits than its factorization.

12423142424130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47691923.

The product of its (nonzero) digits is 36864, while the sum is 33.

Adding to 12423142424130 its reverse (3142424132421), we get a palindrome (15565566556551).

The spelling of 12423142424130 in words is "twelve trillion, four hundred twenty-three billion, one hundred forty-two million, four hundred twenty-four thousand, one hundred thirty".

Divisors: 1 2 3 5 6 10 15 19 30 38 57 95 114 190 285 457 570 914 1371 2285 2742 4570 6855 8683 13710 17366 26049 43415 52098 86830 130245 260490 47691437 95382874 143074311 238457185 286148622 476914370 715371555 906137303 1430743110 1812274606 2718411909 4530686515 5436823818 9061373030 13592059545 21794986709 27184119090 43589973418 65384960127 108974933545 130769920254 217949867090 326924800635 414104747471 653849601270 828209494942 1242314242413 2070523737355 2484628484826 4141047474710 6211571212065 12423142424130