Base | Representation |
---|---|
bin | 100000010111100010000000… |
… | …101110001010000100111100 |
3 | 200200000221222202002012011002 |
4 | 200113202000232022010330 |
5 | 122124314112221022142 |
6 | 1222432440253545432 |
7 | 41661530411030036 |
oct | 4027420056120474 |
9 | 620027882065132 |
10 | 142354555642172 |
11 | 413a4256536805 |
12 | 13b713247a5278 |
13 | 6157c915cc433 |
14 | 2721dd6680c56 |
15 | 116ce7e44ca32 |
hex | 817880b8a13c |
142354555642172 has 24 divisors (see below), whose sum is σ = 263775014395200. Its totient is φ = 66990278405120.
The previous prime is 142354555642171. The next prime is 142354555642267. The reversal of 142354555642172 is 271246555453241.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (142354555642171) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63821204 + ... + 66014052.
It is an arithmetic number, because the mean of its divisors is an integer number (10990625599800).
Almost surely, 2142354555642172 is an apocalyptic number.
It is an amenable number.
142354555642172 is a deficient number, since it is larger than the sum of its proper divisors (121420458753028).
142354555642172 is a wasteful number, since it uses less digits than its factorization.
142354555642172 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3147541 (or 3147539 counting only the distinct ones).
The product of its digits is 40320000, while the sum is 56.
The spelling of 142354555642172 in words is "one hundred forty-two trillion, three hundred fifty-four billion, five hundred fifty-five million, six hundred forty-two thousand, one hundred seventy-two".
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