Base | Representation |
---|---|
bin | 10011100110001001… |
… | …01110101110101010 |
3 | 1000011012021112112100 |
4 | 21303010232232222 |
5 | 133021230220120 |
6 | 4455535554230 |
7 | 521465144202 |
oct | 116304565652 |
9 | 30135245470 |
10 | 10520554410 |
11 | 4509640273 |
12 | 205738b976 |
13 | cb87bb132 |
14 | 71b349402 |
15 | 418936490 |
hex | 27312ebaa |
10520554410 has 144 divisors (see below), whose sum is σ = 29044590120. Its totient is φ = 2641662720.
The previous prime is 10520554393. The next prime is 10520554417. The reversal of 10520554410 is 1445502501.
10520554410 is a `hidden beast` number, since 10 + 5 + 205 + 5 + 441 + 0 = 666.
It can be written as a sum of positive squares in 4 ways, for example, as 7835967441 + 2684586969 = 88521^2 + 51813^2 .
It is a super-2 number, since 2×105205544102 (a number of 21 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (10520554417) by changing a digit.
It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 5879796 + ... + 5881584.
Almost surely, 210520554410 is an apocalyptic number.
10520554410 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 10520554410, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14522295060).
10520554410 is an abundant number, since it is smaller than the sum of its proper divisors (18524035710).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10520554410 is a wasteful number, since it uses less digits than its factorization.
10520554410 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2021 (or 1999 counting only the distinct ones).
The product of its (nonzero) digits is 4000, while the sum is 27.
The spelling of 10520554410 in words is "ten billion, five hundred twenty million, five hundred fifty-four thousand, four hundred ten".
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