Base | Representation |
---|---|
bin | 10000111111000… |
… | …10100000110010 |
3 | 100221010000102202 |
4 | 20133202200302 |
5 | 242434014204 |
6 | 22045543202 |
7 | 3350051531 |
oct | 1037424062 |
9 | 327100382 |
10 | 142485554 |
11 | 7347a562 |
12 | 3b874b02 |
13 | 2369a7a3 |
14 | 14cd0318 |
15 | c797e1e |
hex | 87e2832 |
142485554 has 8 divisors (see below), whose sum is σ = 213779100. Its totient is φ = 71225856.
The previous prime is 142485547. The next prime is 142485589. The reversal of 142485554 is 455584241.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 140304025 + 2181529 = 11845^2 + 1477^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11222 + ... + 20270.
Almost surely, 2142485554 is an apocalyptic number.
142485554 is a deficient number, since it is larger than the sum of its proper divisors (71293546).
142485554 is an equidigital number, since it uses as much as digits as its factorization.
142485554 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16924.
The product of its digits is 128000, while the sum is 38.
The square root of 142485554 is about 11936.7312946217. The cubic root of 142485554 is about 522.3043126087.
The spelling of 142485554 in words is "one hundred forty-two million, four hundred eighty-five thousand, five hundred fifty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.517 sec. • engine limits •