Base | Representation |
---|---|
bin | 111110100111110… |
… | …1000100101111110 |
3 | 12102102212120201000 |
4 | 1331033220211332 |
5 | 13300410003210 |
6 | 544301031130 |
7 | 103033222356 |
oct | 17517504576 |
9 | 5372776630 |
10 | 2101250430 |
11 | 989112604 |
12 | 4a78554a6 |
13 | 276438066 |
14 | 15d0d3b66 |
15 | c4712ac0 |
hex | 7d3e897e |
2101250430 has 64 divisors (see below), whose sum is σ = 5611449600. Its totient is φ = 559522080.
The previous prime is 2101250429. The next prime is 2101250471. The reversal of 2101250430 is 340521012.
2101250430 is a `hidden beast` number, since 210 + 1 + 25 + 0 + 430 = 666.
It is a Harshad number since it is a multiple of its sum of digits (18).
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, 194265 + ... + 204795.
It is an arithmetic number, because the mean of its divisors is an integer number (87678900).
Almost surely, 22101250430 is an apocalyptic number.
2101250430 is an abundant number, since it is smaller than the sum of its proper divisors (3510199170).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2101250430 is a wasteful number, since it uses less digits than its factorization.
2101250430 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11286 (or 11280 counting only the distinct ones).
The product of its (nonzero) digits is 240, while the sum is 18.
The square root of 2101250430 is about 45839.3982290344. The cubic root of 2101250430 is about 1280.8332851284.
Adding to 2101250430 its reverse (340521012), we get a palindrome (2441771442).
The spelling of 2101250430 in words is "two billion, one hundred one million, two hundred fifty thousand, four hundred thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.082 sec. • engine limits •