Base | Representation |
---|---|
bin | 110000000001001111… |
… | …1110001111000010000 |
3 | 100212011200112122222021 |
4 | 1200002133301320100 |
5 | 3142143000202204 |
6 | 115212335021224 |
7 | 10310302614205 |
oct | 1400237617020 |
9 | 325150478867 |
10 | 103121100304 |
11 | 3a808199a42 |
12 | 17b9b06a814 |
13 | 9955314961 |
14 | 4dc378bcac |
15 | 2a38250154 |
hex | 18027f1e10 |
103121100304 has 20 divisors (see below), whose sum is σ = 199807050940. Its totient is φ = 51557990400.
The previous prime is 103121100283. The next prime is 103121100311. The reversal of 103121100304 is 403001121301.
It can be written as a sum of positive squares in 2 ways, for example, as 91119459600 + 12001640704 = 301860^2 + 109552^2 .
It is a super-2 number, since 2×1031211003042 (a number of 23 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (16).
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 196432 + ... + 494800.
It is an arithmetic number, because the mean of its divisors is an integer number (9990352547).
Almost surely, 2103121100304 is an apocalyptic number.
It is an amenable number.
103121100304 is a deficient number, since it is larger than the sum of its proper divisors (96685950636).
103121100304 is a wasteful number, since it uses less digits than its factorization.
103121100304 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 319978 (or 319972 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 16.
Adding to 103121100304 its reverse (403001121301), we get a palindrome (506122221605).
The spelling of 103121100304 in words is "one hundred three billion, one hundred twenty-one million, one hundred thousand, three hundred four".
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