Base | Representation |
---|---|
bin | 110000001001101110… |
… | …0101100111011001100 |
3 | 100212220111200222120220 |
4 | 1200103130230323030 |
5 | 3143233302200002 |
6 | 115300454511340 |
7 | 10320325205106 |
oct | 1402334547314 |
9 | 325814628526 |
10 | 103405506252 |
11 | 3a943792384 |
12 | 1805a365550 |
13 | 999c2128b9 |
14 | 500d462576 |
15 | 2a531cd7bc |
hex | 181372cecc |
103405506252 has 48 divisors (see below), whose sum is σ = 249133860864. Its totient is φ = 33347088000.
The previous prime is 103405506247. The next prime is 103405506313. The reversal of 103405506252 is 252605504301.
It is a super-2 number, since 2×1034055062522 (a number of 23 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1327752 + ... + 1403472.
It is an arithmetic number, because the mean of its divisors is an integer number (5190288768).
Almost surely, 2103405506252 is an apocalyptic number.
103405506252 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
103405506252 is an abundant number, since it is smaller than the sum of its proper divisors (145728354612).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
103405506252 is a wasteful number, since it uses less digits than its factorization.
103405506252 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 79430 (or 79428 counting only the distinct ones).
The product of its (nonzero) digits is 36000, while the sum is 33.
The spelling of 103405506252 in words is "one hundred three billion, four hundred five million, five hundred six thousand, two hundred fifty-two".
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