Base | Representation |
---|---|
bin | 10010110100010001… |
… | …10101011011011110 |
3 | 222002001001221012200 |
4 | 21122020311123132 |
5 | 131142130400110 |
6 | 4350233112330 |
7 | 505225166136 |
oct | 113210653336 |
9 | 28061057180 |
10 | 10102200030 |
11 | 431447944a |
12 | 1b5b2586a6 |
13 | c4cc21470 |
14 | 6bb967ac6 |
15 | 3e1d496c0 |
hex | 25a2356de |
10102200030 has 48 divisors (see below), whose sum is σ = 28286163360. Its totient is φ = 2486695104.
The previous prime is 10102200029. The next prime is 10102200049. The reversal of 10102200030 is 3000220101.
It is a happy number.
It is a super-2 number, since 2×101022000302 (a number of 21 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (9).
It is a junction number, because it is equal to n+sod(n) for n = 10102199985 and 10102200021.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4316010 + ... + 4318349.
It is an arithmetic number, because the mean of its divisors is an integer number (589295070).
Almost surely, 210102200030 is an apocalyptic number.
10102200030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
10102200030 is an abundant number, since it is smaller than the sum of its proper divisors (18183963330).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10102200030 is a wasteful number, since it uses less digits than its factorization.
10102200030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8634385 (or 8634382 counting only the distinct ones).
The product of its (nonzero) digits is 12, while the sum is 9.
Adding to 10102200030 its reverse (3000220101), we get a palindrome (13102420131).
The spelling of 10102200030 in words is "ten billion, one hundred two million, two hundred thousand, thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •