Base | Representation |
---|---|
bin | 100110100110… |
… | …110100000111 |
3 | 201001011122200 |
4 | 212212310013 |
5 | 10042323310 |
6 | 1000525543 |
7 | 152010462 |
oct | 46466407 |
9 | 21034580 |
10 | 10120455 |
11 | 5792714 |
12 | 34808b3 |
13 | 2134647 |
14 | 14b62d9 |
15 | d4d9c0 |
hex | 9a6d07 |
10120455 has 24 divisors (see below), whose sum is σ = 17634240. Its totient is φ = 5369280.
The previous prime is 10120441. The next prime is 10120459. The reversal of 10120455 is 55402101.
10120455 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 10120455 - 28 = 10120199 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10120459) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10285 + ... + 11225.
It is an arithmetic number, because the mean of its divisors is an integer number (734760).
Almost surely, 210120455 is an apocalyptic number.
10120455 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
10120455 is a deficient number, since it is larger than the sum of its proper divisors (7513785).
10120455 is a wasteful number, since it uses less digits than its factorization.
10120455 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1191 (or 1188 counting only the distinct ones).
The product of its (nonzero) digits is 200, while the sum is 18.
The square root of 10120455 is about 3181.2662573258. The cubic root of 10120455 is about 216.3050602110.
Adding to 10120455 its reverse (55402101), we get a palindrome (65522556).
The spelling of 10120455 in words is "ten million, one hundred twenty thousand, four hundred fifty-five".
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