Base | Representation |
---|---|
bin | 1000010110101111000… |
… | …1101001100000000000 |
3 | 111201111200210002122001 |
4 | 2011223301221200000 |
5 | 4322433234113140 |
6 | 145535313153344 |
7 | 13241051462254 |
oct | 2055361514000 |
9 | 451450702561 |
10 | 143542097920 |
11 | 5596a8547a1 |
12 | 2399bb5b854 |
13 | 106c767b020 |
14 | 6d39c28264 |
15 | 3b01b96e9a |
hex | 216bc69800 |
143542097920 has 384 divisors, whose sum is σ = 385444725120. Its totient is φ = 50960793600.
The previous prime is 143542097873. The next prime is 143542097981. The reversal of 143542097920 is 29790245341.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 743741344 + ... + 743741536.
It is an arithmetic number, because the mean of its divisors is an integer number (1003762305).
Almost surely, 2143542097920 is an apocalyptic number.
143542097920 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 143542097920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (192722362560).
143542097920 is an abundant number, since it is smaller than the sum of its proper divisors (241902627200).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
143542097920 is a wasteful number, since it uses less digits than its factorization.
143542097920 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 421 (or 401 counting only the distinct ones).
The product of its (nonzero) digits is 544320, while the sum is 46.
The spelling of 143542097920 in words is "one hundred forty-three billion, five hundred forty-two million, ninety-seven thousand, nine hundred twenty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •