Base | Representation |
---|---|
bin | 1000010010010001000… |
… | …0111100011010110000 |
3 | 111121102002020012100110 |
4 | 2010210100330122300 |
5 | 4313004114423240 |
6 | 145220254221320 |
7 | 13166242642443 |
oct | 2044420743260 |
9 | 447362205313 |
10 | 142342342320 |
11 | 554045a5642 |
12 | 237061b4840 |
13 | 10565c40b79 |
14 | 6c6475d65a |
15 | 3a816a8c80 |
hex | 212443c6b0 |
142342342320 has 80 divisors (see below), whose sum is σ = 467217819360. Its totient is φ = 35725135872.
The previous prime is 142342342319. The next prime is 142342342517. The reversal of 142342342320 is 23243243241.
It is a tau number, because it is divible by the number of its divisors (80).
It is a super-2 number, since 2×1423423423202 (a number of 23 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17439835 + ... + 17447994.
It is an arithmetic number, because the mean of its divisors is an integer number (5840222742).
Almost surely, 2142342342320 is an apocalyptic number.
142342342320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
142342342320 is an abundant number, since it is smaller than the sum of its proper divisors (324875477040).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
142342342320 is a wasteful number, since it uses less digits than its factorization.
142342342320 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 34887862 (or 34887856 counting only the distinct ones).
The product of its (nonzero) digits is 27648, while the sum is 30.
Adding to 142342342320 its reverse (23243243241), we get a palindrome (165585585561).
The spelling of 142342342320 in words is "one hundred forty-two billion, three hundred forty-two million, three hundred forty-two thousand, three hundred twenty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.077 sec. • engine limits •