Base | Representation |
---|---|
bin | 1100010001111… |
… | …11011010100111 |
3 | 21011211222010221 |
4 | 12020333122213 |
5 | 202333121244 |
6 | 14120025211 |
7 | 2360441302 |
oct | 610773247 |
9 | 234758127 |
10 | 103020199 |
11 | 53174667 |
12 | 2a602207 |
13 | 184603c9 |
14 | d979b39 |
15 | 909e784 |
hex | 623f6a7 |
103020199 has 4 divisors (see below), whose sum is σ = 103041936. Its totient is φ = 102998464.
The previous prime is 103020157. The next prime is 103020227. The reversal of 103020199 is 991020301.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 991020301 = 1879 ⋅527419.
It is a cyclic number.
It is not a de Polignac number, because 103020199 - 215 = 102987431 is a prime.
It is a super-2 number, since 2×1030201992 = 21226322803999202, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (103020149) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 394 + ... + 14359.
It is an arithmetic number, because the mean of its divisors is an integer number (25760484).
Almost surely, 2103020199 is an apocalyptic number.
103020199 is a deficient number, since it is larger than the sum of its proper divisors (21737).
103020199 is an equidigital number, since it uses as much as digits as its factorization.
103020199 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21736.
The product of its (nonzero) digits is 486, while the sum is 25.
The square root of 103020199 is about 10149.8866496134. The cubic root of 103020199 is about 468.7854547642.
The spelling of 103020199 in words is "one hundred three million, twenty thousand, one hundred ninety-nine".
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