Base | Representation |
---|---|
bin | 111100110101000… |
… | …001100001011110 |
3 | 2122010022102212020 |
4 | 330311001201132 |
5 | 4042224022310 |
6 | 245133321010 |
7 | 34201246242 |
oct | 7465014136 |
9 | 2563272766 |
10 | 1020532830 |
11 | 484078469 |
12 | 245936166 |
13 | 133578ca5 |
14 | 99774422 |
15 | 5e8da170 |
hex | 3cd4185e |
1020532830 has 32 divisors (see below), whose sum is σ = 2472177024. Its totient is φ = 269597856.
The previous prime is 1020532819. The next prime is 1020532859. The reversal of 1020532830 is 382350201.
1020532830 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Curzon number.
It is a nialpdrome in base 14.
It is a zygodrome in base 14.
It is a self number, because there is not a number n which added to its sum of digits gives 1020532830.
It is a congruent number.
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, 155752 + ... + 162171.
It is an arithmetic number, because the mean of its divisors is an integer number (77255532).
Almost surely, 21020532830 is an apocalyptic number.
1020532830 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1020532830 is an abundant number, since it is smaller than the sum of its proper divisors (1451644194).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1020532830 is a wasteful number, since it uses less digits than its factorization.
1020532830 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 318040.
The product of its (nonzero) digits is 1440, while the sum is 24.
The square root of 1020532830 is about 31945.7795334532. The cubic root of 1020532830 is about 1006.7979596943.
The spelling of 1020532830 in words is "one billion, twenty million, five hundred thirty-two thousand, eight hundred thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •