Base | Representation |
---|---|
bin | 10010101010101001… |
… | …00000100000100000 |
3 | 221212101222112201102 |
4 | 21111110200200200 |
5 | 131010432431414 |
6 | 4334224453532 |
7 | 503224162526 |
oct | 112524404040 |
9 | 27771875642 |
10 | 10021373984 |
11 | 4282893666 |
12 | 1b3817a2a8 |
13 | c392620bb |
14 | 6b0d28316 |
15 | 3d9bd0ede |
hex | 255520820 |
10021373984 has 96 divisors (see below), whose sum is σ = 21249708480. Its totient is φ = 4637647872.
The previous prime is 10021373977. The next prime is 10021374017. The reversal of 10021373984 is 48937312001.
It is a Harshad number since it is a multiple of its sum of digits (38).
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, 9892262 + ... + 9893274.
It is an arithmetic number, because the mean of its divisors is an integer number (221351130).
Almost surely, 210021373984 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 10021373984, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10624854240).
10021373984 is an abundant number, since it is smaller than the sum of its proper divisors (11228334496).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10021373984 is a wasteful number, since it uses less digits than its factorization.
10021373984 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1402 (or 1394 counting only the distinct ones).
The product of its (nonzero) digits is 36288, while the sum is 38.
Adding to 10021373984 its reverse (48937312001), we get a palindrome (58958685985).
The spelling of 10021373984 in words is "ten billion, twenty-one million, three hundred seventy-three thousand, nine hundred eighty-four".
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