Base | Representation |
---|---|
bin | 10000111110111… |
… | …10110000001100 |
3 | 100221002020022110 |
4 | 20133132300030 |
5 | 242433021111 |
6 | 22045344020 |
7 | 3346655613 |
oct | 1037366014 |
9 | 327066273 |
10 | 142470156 |
11 | 73469a34 |
12 | 3b868010 |
13 | 2369378a |
14 | 14cc887a |
15 | c7935a6 |
hex | 87dec0c |
142470156 has 24 divisors (see below), whose sum is σ = 343894320. Its totient is φ = 45852352.
The previous prime is 142470143. The next prime is 142470157. The reversal of 142470156 is 651074241.
142470156 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not an unprimeable number, because it can be changed into a prime (142470157) 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, 204351 + ... + 205046.
It is an arithmetic number, because the mean of its divisors is an integer number (14328930).
Almost surely, 2142470156 is an apocalyptic number.
It is an amenable number.
142470156 is an abundant number, since it is smaller than the sum of its proper divisors (201424164).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
142470156 is a wasteful number, since it uses less digits than its factorization.
142470156 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 409433 (or 409431 counting only the distinct ones).
The product of its (nonzero) digits is 6720, while the sum is 30.
The square root of 142470156 is about 11936.0862932537. The cubic root of 142470156 is about 522.2854972942.
The spelling of 142470156 in words is "one hundred forty-two million, four hundred seventy thousand, one hundred fifty-six".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.001 sec. • engine limits •