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142354555642232 = 23233138365161801
BaseRepresentation
bin100000010111100010000000…
…101110001010000101111000
3200200000221222202002012020022
4200113202000232022011320
5122124314112221022412
61222432440253550012
741661530411030153
oct4027420056120570
9620027882065208
10142354555642232
11413a425653685a
1213b713247a5308
136157c915cc47b
142721dd6680c9a
15116ce7e44ca72
hex817880b8a178

142354555642232 has 64 divisors (see below), whose sum is σ = 288254960271360. Its totient is φ = 65714372064000.

The previous prime is 142354555642171. The next prime is 142354555642267. The reversal of 142354555642232 is 232246555453241.

It is a happy number.

It is a hoax number, since the sum of its digits (53) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30396269 + ... + 34765532.

It is an arithmetic number, because the mean of its divisors is an integer number (4503983754240).

Almost surely, 2142354555642232 is an apocalyptic number.

It is an amenable number.

142354555642232 is an abundant number, since it is smaller than the sum of its proper divisors (145900404629128).

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

142354555642232 is a wasteful number, since it uses less digits than its factorization.

142354555642232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65162244 (or 65162240 counting only the distinct ones).

The product of its digits is 34560000, while the sum is 53.

The spelling of 142354555642232 in words is "one hundred forty-two trillion, three hundred fifty-four billion, five hundred fifty-five million, six hundred forty-two thousand, two hundred thirty-two".

Divisors: 1 2 4 8 23 31 46 62 92 124 184 248 383 713 766 1426 1532 2852 3064 5704 8809 11873 17618 23746 35236 47492 70472 94984 273079 546158 1092316 2184632 65161801 130323602 260647204 521294408 1498721423 2020015831 2997442846 4040031662 5994885692 8080063324 11989771384 16160126648 24956969783 46460364113 49913939566 92920728226 99827879132 185841456452 199655758264 371682912904 574010305009 773666063273 1148020610018 1547332126546 2296041220036 3094664253092 4592082440072 6189328506184 17794319455279 35588638910558 71177277821116 142354555642232