Base | Representation |
---|---|
bin | 10000111110100… |
… | …10011111110010 |
3 | 100220222200110010 |
4 | 20133102133302 |
5 | 242424414304 |
6 | 22044315350 |
7 | 3346356345 |
oct | 1037223762 |
9 | 326880403 |
10 | 142419954 |
11 | 73435246 |
12 | 3b842b56 |
13 | 23676981 |
14 | 14cb445c |
15 | c783789 |
hex | 87d27f2 |
142419954 has 16 divisors (see below), whose sum is σ = 287606592. Its totient is φ = 47012208.
The previous prime is 142419947. The next prime is 142419971. The reversal of 142419954 is 459914241.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 114609 + ... + 115844.
It is an arithmetic number, because the mean of its divisors is an integer number (17975412).
Almost surely, 2142419954 is an apocalyptic number.
142419954 is an abundant number, since it is smaller than the sum of its proper divisors (145186638).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
142419954 is a wasteful number, since it uses less digits than its factorization.
142419954 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 230561.
The product of its digits is 51840, while the sum is 39.
The square root of 142419954 is about 11933.9831573536. The cubic root of 142419954 is about 522.2241444290.
The spelling of 142419954 in words is "one hundred forty-two million, four hundred nineteen thousand, nine hundred fifty-four".
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