Base | Representation |
---|---|
bin | 1100011001010… |
… | …10101100101111 |
3 | 21020122221010021 |
4 | 12030222230233 |
5 | 203104441134 |
6 | 14152423011 |
7 | 2401564054 |
oct | 614525457 |
9 | 236587107 |
10 | 103983919 |
11 | 53772726 |
12 | 2a9a7a67 |
13 | 18709c60 |
14 | db4b02b |
15 | 91e00b4 |
hex | 632ab2f |
103983919 has 4 divisors (see below), whose sum is σ = 111982696. Its totient is φ = 95985144.
The previous prime is 103983863. The next prime is 103983967. The reversal of 103983919 is 919389301.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 919389301 = 13451 ⋅68351.
It is a cyclic number.
It is not a de Polignac number, because 103983919 - 213 = 103975727 is a prime.
It is a super-2 number, since 2×1039839192 = 21625310821197122, 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 (103983619) 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, 3999369 + ... + 3999394.
It is an arithmetic number, because the mean of its divisors is an integer number (27995674).
Almost surely, 2103983919 is an apocalyptic number.
103983919 is a deficient number, since it is larger than the sum of its proper divisors (7998777).
103983919 is an equidigital number, since it uses as much as digits as its factorization.
103983919 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7998776.
The product of its (nonzero) digits is 52488, while the sum is 43.
The square root of 103983919 is about 10197.2505608129. The cubic root of 103983919 is about 470.2426979530.
The spelling of 103983919 in words is "one hundred three million, nine hundred eighty-three thousand, nine hundred nineteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •