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12431100414430 = 2571135531291861
BaseRepresentation
bin1011010011100101011101…
…0100110000100111011110
31122000101211202120012222101
42310321113110300213132
53112132343201230210
642234434012035314
72422055154042505
oct264712724604736
948011752505871
1012431100414430
113a63000118945
121489292462b3a
136c232b38a4c9
1430d9503d583c
15168564d5ba3a
hexb4e575309de

12431100414430 has 32 divisors (see below), whose sum is σ = 22692827222208. Its totient is φ = 4902040281600.

The previous prime is 12431100414401. The next prime is 12431100414431. The reversal of 12431100414430 is 3441400113421.

It is a super-3 number, since 3×124311004144303 (a number of 40 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12431100414431) 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, 8976700 + ... + 10268560.

It is an arithmetic number, because the mean of its divisors is an integer number (709150850694).

Almost surely, 212431100414430 is an apocalyptic number.

12431100414430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12431100414430 is a deficient number, since it is larger than the sum of its proper divisors (10261726807778).

12431100414430 is a wasteful number, since it uses less digits than its factorization.

12431100414430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1305492.

The product of its (nonzero) digits is 4608, while the sum is 28.

Adding to 12431100414430 its reverse (3441400113421), we get a palindrome (15872500527851).

The spelling of 12431100414430 in words is "twelve trillion, four hundred thirty-one billion, one hundred million, four hundred fourteen thousand, four hundred thirty".

Divisors: 1 2 5 10 71 142 355 710 13553 27106 67765 135530 962263 1291861 1924526 2583722 4811315 6459305 9622630 12918610 91722131 183444262 458610655 917221310 17508592133 35017184266 87542960665 175085921330 1243110041443 2486220082886 6215550207215 12431100414430