Base | Representation |
---|---|
bin | 101110101000100000… |
… | …0100010111100110100 |
3 | 100120111011101001020211 |
4 | 1131101000202330310 |
5 | 3120043144023320 |
6 | 114001043235204 |
7 | 10143434251204 |
oct | 1352100427464 |
9 | 316434331224 |
10 | 100143345460 |
11 | 3951a342724 |
12 | 174a9978b04 |
13 | 959c41b742 |
14 | 4bc00d6404 |
15 | 2911b0255a |
hex | 1751022f34 |
100143345460 has 24 divisors (see below), whose sum is σ = 210307010760. Its totient is φ = 40056198144.
The previous prime is 100143345443. The next prime is 100143345499. The reversal of 100143345460 is 64543341001.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 25612161444 + 74531184016 = 160038^2 + 273004^2 .
It is a super-2 number, since 2×1001433454602 (a number of 23 digits) contains 22 as substring.
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, 1218136 + ... + 1297744.
It is an arithmetic number, because the mean of its divisors is an integer number (8762792115).
Almost surely, 2100143345460 is an apocalyptic number.
100143345460 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
100143345460 is an abundant number, since it is smaller than the sum of its proper divisors (110163665300).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
100143345460 is a wasteful number, since it uses less digits than its factorization.
100143345460 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 142515 (or 142513 counting only the distinct ones).
The product of its (nonzero) digits is 17280, while the sum is 31.
Adding to 100143345460 its reverse (64543341001), we get a palindrome (164686686461).
The spelling of 100143345460 in words is "one hundred billion, one hundred forty-three million, three hundred forty-five thousand, four hundred sixty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •