Base | Representation |
---|---|
bin | 10010101010100111… |
… | …00010100000100000 |
3 | 221212101111122100210 |
4 | 21111103202200200 |
5 | 131010401320112 |
6 | 4334215214120 |
7 | 503222054250 |
oct | 112523424040 |
9 | 27771448323 |
10 | 10021120032 |
11 | 428272a890 |
12 | 1b38077340 |
13 | c391a3631 |
14 | 6b0c9d960 |
15 | 3d9b80b3c |
hex | 2554e2820 |
10021120032 has 192 divisors, whose sum is σ = 33001565184. Its totient is φ = 2586608640.
The previous prime is 10021120003. The next prime is 10021120073. The reversal of 10021120032 is 23002112001.
It is a Harshad number since it is a multiple of its sum of digits (12).
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, 1200738 + ... + 1209054.
It is an arithmetic number, because the mean of its divisors is an integer number (171883152).
Almost surely, 210021120032 is an apocalyptic number.
10021120032 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 10021120032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16500782592).
10021120032 is an abundant number, since it is smaller than the sum of its proper divisors (22980445152).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10021120032 is a wasteful number, since it uses less digits than its factorization.
10021120032 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8511 (or 8503 counting only the distinct ones).
The product of its (nonzero) digits is 24, while the sum is 12.
Adding to 10021120032 its reverse (23002112001), we get a palindrome (33023232033).
The spelling of 10021120032 in words is "ten billion, twenty-one million, one hundred twenty thousand, thirty-two".
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