Base | Representation |
---|---|
bin | 100110100010… |
… | …101010100001 |
3 | 201000022100010 |
4 | 212202222201 |
5 | 10041302312 |
6 | 1000315133 |
7 | 151610100 |
oct | 46425241 |
9 | 21008303 |
10 | 10103457 |
11 | 5780971 |
12 | 3472aa9 |
13 | 21299a0 |
14 | 14b0037 |
15 | d4893c |
hex | 9a2aa1 |
10103457 has 48 divisors (see below), whose sum is σ = 17926272. Its totient is φ = 4999680.
The previous prime is 10103453. The next prime is 10103473. The reversal of 10103457 is 75430101.
It is not a de Polignac number, because 10103457 - 22 = 10103453 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is not an unprimeable number, because it can be changed into a prime (10103453) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 32332 + ... + 32642.
It is an arithmetic number, because the mean of its divisors is an integer number (373464).
Almost surely, 210103457 is an apocalyptic number.
10103457 is a gapful number since it is divisible by the number (17) formed by its first and last digit.
It is an amenable number.
10103457 is a deficient number, since it is larger than the sum of its proper divisors (7822815).
10103457 is a wasteful number, since it uses less digits than its factorization.
10103457 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 358 (or 351 counting only the distinct ones).
The product of its (nonzero) digits is 420, while the sum is 21.
The square root of 10103457 is about 3178.5935569053. The cubic root of 10103457 is about 216.1838926090.
Adding to 10103457 its reverse (75430101), we get a palindrome (85533558).
The spelling of 10103457 in words is "ten million, one hundred three thousand, four hundred fifty-seven".
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