Base | Representation |
---|---|
bin | 10010110100010000… |
… | …11101100000001110 |
3 | 222002000212221210001 |
4 | 21122020131200032 |
5 | 131142114231110 |
6 | 4350231034514 |
7 | 505224310336 |
oct | 113210354016 |
9 | 28060787701 |
10 | 10102102030 |
11 | 4314411859 |
12 | 1b5b20ba3a |
13 | c4cbb8987 |
14 | 6bb9400c6 |
15 | 3e1d2a63a |
hex | 25a21d80e |
10102102030 has 32 divisors (see below), whose sum is σ = 18554080320. Its totient is φ = 3959070720.
The previous prime is 10102102019. The next prime is 10102102033. The reversal of 10102102030 is 3020120101.
It is a Harshad number since it is a multiple of its sum of digits (10).
It is a junction number, because it is equal to n+sod(n) for n = 10102101998 and 10102102016.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10102102033) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 124551 + ... + 188989.
It is an arithmetic number, because the mean of its divisors is an integer number (579815010).
Almost surely, 210102102030 is an apocalyptic number.
10102102030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
10102102030 is a deficient number, since it is larger than the sum of its proper divisors (8451978290).
10102102030 is a wasteful number, since it uses less digits than its factorization.
10102102030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 64764.
The product of its (nonzero) digits is 12, while the sum is 10.
Adding to 10102102030 its reverse (3020120101), we get a palindrome (13122222131).
The spelling of 10102102030 in words is "ten billion, one hundred two million, one hundred two thousand, thirty".
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