Base | Representation |
---|---|
bin | 1000011000101… |
… | …00111000101110 |
3 | 11220100122112110 |
4 | 10030110320232 |
5 | 121001341032 |
6 | 10551344450 |
7 | 1512611205 |
oct | 414247056 |
9 | 156318473 |
10 | 70340142 |
11 | 36783654 |
12 | 1b682126 |
13 | 1175a5b2 |
14 | 94b023c |
15 | 62967cc |
hex | 4314e2e |
70340142 has 16 divisors (see below), whose sum is σ = 142047360. Its totient is φ = 23218872.
The previous prime is 70340119. The next prime is 70340183. The reversal of 70340142 is 24104307.
It is a congruent number.
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, 56292 + ... + 57527.
It is an arithmetic number, because the mean of its divisors is an integer number (8877960).
Almost surely, 270340142 is an apocalyptic number.
70340142 is an abundant number, since it is smaller than the sum of its proper divisors (71707218).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
70340142 is a wasteful number, since it uses less digits than its factorization.
70340142 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 113927.
The product of its (nonzero) digits is 672, while the sum is 21.
The square root of 70340142 is about 8386.9030040892. The cubic root of 70340142 is about 412.7949860615.
Adding to 70340142 its reverse (24104307), we get a palindrome (94444449).
The spelling of 70340142 in words is "seventy million, three hundred forty thousand, one hundred forty-two".
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