Search a number
-
+
12430314450502 = 21379101149402137
BaseRepresentation
bin1011010011100010100001…
…1110100010111001000110
31122000022210222122010011021
42310320220132202321012
53112124240444404002
642234224014101354
72422026531335464
oct264705036427106
948008728563137
1012430314450502
113a627374a4583
1214890b31aa85a
136c22345b02b0
1430d8b7c81834
1516851ad58737
hexb4e287a2e46

12430314450502 has 64 divisors (see below), whose sum is σ = 20673110304000. Its totient is φ = 5570709580800.

The previous prime is 12430314450481. The next prime is 12430314450511. The reversal of 12430314450502 is 20505441303421.

It is a congruent number.

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, 30709578 + ... + 31111714.

It is an arithmetic number, because the mean of its divisors is an integer number (323017348500).

Almost surely, 212430314450502 is an apocalyptic number.

12430314450502 is a deficient number, since it is larger than the sum of its proper divisors (8242795853498).

12430314450502 is a wasteful number, since it uses less digits than its factorization.

12430314450502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 402481.

The product of its (nonzero) digits is 57600, while the sum is 34.

Adding to 12430314450502 its reverse (20505441303421), we get a palindrome (32935755753923).

The spelling of 12430314450502 in words is "twelve trillion, four hundred thirty billion, three hundred fourteen million, four hundred fifty thousand, five hundred two".

Divisors: 1 2 13 26 79 101 149 158 202 298 1027 1313 1937 2054 2626 3874 7979 11771 15049 15958 23542 30098 103727 153023 195637 207454 306046 391274 402137 804274 1188871 2377742 5227781 10455562 15455323 30910646 31768823 40615837 59918413 63537646 81231674 119836826 412994699 528005881 778939369 825989398 1056011762 1557878738 3208651123 4733554627 6051759713 6417302246 9467109254 12103519426 41712464599 61536210151 78672876269 83424929198 123072420302 157345752538 478089017327 956178034654 6215157225251 12430314450502