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11953858010892 = 22373131013148021
BaseRepresentation
bin1010110111110011100101…
…1101011101111100001100
31120022202222220210012011220
42231330321131131330030
53031323000122322032
641231305423043340
72342431513406640
oct255747135357414
946282886705156
1011953858010892
11389966a235506
1214108a2a40550
13689323018a55
142d47d9800c20
1515ae3210512c
hexadf3975df0c

11953858010892 has 96 divisors (see below), whose sum is σ = 32906526879744. Its totient is φ = 3305085292800.

The previous prime is 11953858010851. The next prime is 11953858010903. The reversal of 11953858010892 is 29801085835911.

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, 80683842 + ... + 80831862.

It is an arithmetic number, because the mean of its divisors is an integer number (342776321664).

Almost surely, 211953858010892 is an apocalyptic number.

11953858010892 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11953858010892 is an abundant number, since it is smaller than the sum of its proper divisors (20952668868852).

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

11953858010892 is a wasteful number, since it uses less digits than its factorization.

11953858010892 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179079 (or 179077 counting only the distinct ones).

The product of its (nonzero) digits is 6220800, while the sum is 60.

The spelling of 11953858010892 in words is "eleven trillion, nine hundred fifty-three billion, eight hundred fifty-eight million, ten thousand, eight hundred ninety-two".

Divisors: 1 2 3 4 6 7 12 14 21 28 31 42 62 84 93 124 186 217 372 434 651 868 1302 2604 31013 62026 93039 124052 148021 186078 217091 296042 372156 434182 444063 592084 651273 868364 888126 961403 1036147 1302546 1776252 1922806 2072294 2605092 2884209 3108441 3845612 4144588 4588651 5768418 6216882 6729821 9177302 11536836 12433764 13459642 13765953 18354604 20189463 26919284 27531906 32120557 40378926 55063812 64241114 80757852 96361671 128482228 192723342 385446684 4590575273 9181150546 13771725819 18362301092 27543451638 32134026911 55086903276 64268053822 96402080733 128536107644 142307833463 192804161466 284615666926 385608322932 426923500389 569231333852 853847000778 996154834241 1707694001556 1992309668482 2988464502723 3984619336964 5976929005446 11953858010892