Base | Representation |
---|---|
bin | 101000000011… |
… | …110100000100 |
3 | 201202112012000 |
4 | 220003310010 |
5 | 10142021010 |
6 | 1013025300 |
7 | 155155161 |
oct | 50036404 |
9 | 21675160 |
10 | 10501380 |
11 | 5a2292a |
12 | 3625230 |
13 | 2238b46 |
14 | 1575068 |
15 | dc67c0 |
hex | a03d04 |
10501380 has 48 divisors (see below), whose sum is σ = 32672640. Its totient is φ = 2800224.
The previous prime is 10501373. The next prime is 10501399. The reversal of 10501380 is 8310501.
It is a happy number.
It is a super-2 number, since 2×105013802 = 220557963808800, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (18).
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, 9184 + ... + 10263.
It is an arithmetic number, because the mean of its divisors is an integer number (680680).
Almost surely, 210501380 is an apocalyptic number.
10501380 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
10501380 is an abundant number, since it is smaller than the sum of its proper divisors (22171260).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10501380 is a wasteful number, since it uses less digits than its factorization.
10501380 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19465 (or 19457 counting only the distinct ones).
The product of its (nonzero) digits is 120, while the sum is 18.
The square root of 10501380 is about 3240.5832808308. The cubic root of 10501380 is about 218.9855498066.
Adding to 10501380 its reverse (8310501), we get a palindrome (18811881).
The spelling of 10501380 in words is "ten million, five hundred one thousand, three hundred eighty".
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