Base | Representation |
---|---|
bin | 10000111011110… |
… | …01111101100010 |
3 | 100220022021000000 |
4 | 20131321331202 |
5 | 242331313224 |
6 | 22032440430 |
7 | 3343316160 |
oct | 1035717542 |
9 | 326267000 |
10 | 142057314 |
11 | 73207843 |
12 | 3b6a9116 |
13 | 2357a8a9 |
14 | 14c1c230 |
15 | c7110c9 |
hex | 8779f62 |
142057314 has 112 divisors (see below), whose sum is σ = 377740800. Its totient is φ = 39191040.
The previous prime is 142057313. The next prime is 142057339. The reversal of 142057314 is 413750241.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (142057313) by changing a digit.
It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 316162 + ... + 316610.
Almost surely, 2142057314 is an apocalyptic number.
142057314 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 142057314, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (188870400).
142057314 is an abundant number, since it is smaller than the sum of its proper divisors (235683486).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
142057314 is an equidigital number, since it uses as much as digits as its factorization.
142057314 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 507 (or 492 counting only the distinct ones).
The product of its (nonzero) digits is 3360, while the sum is 27.
The square root of 142057314 is about 11918.7798872200. The cubic root of 142057314 is about 521.7805260470.
The spelling of 142057314 in words is "one hundred forty-two million, fifty-seven thousand, three hundred fourteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •