Base | Representation |
---|---|
bin | 101000100100010… |
… | …010110111011100 |
3 | 1202102200012221020 |
4 | 220210102313130 |
5 | 2343213244400 |
6 | 151311404140 |
7 | 22603013412 |
oct | 5044226734 |
9 | 1672605836 |
10 | 680603100 |
11 | 31a201201 |
12 | 16bb23650 |
13 | ab00a638 |
14 | 665692b2 |
15 | 3eb402a0 |
hex | 28912ddc |
680603100 has 36 divisors (see below), whose sum is σ = 1969212504. Its totient is φ = 181494080.
The previous prime is 680603093. The next prime is 680603101. The reversal of 680603100 is 1306086.
It is a super-2 number, since 2×6806031002 = 926441159459220000, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (680603101) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1134039 + ... + 1134638.
Almost surely, 2680603100 is an apocalyptic number.
680603100 is a gapful number since it is divisible by the number (60) formed by its first and last digit.
It is an amenable number.
680603100 is an abundant number, since it is smaller than the sum of its proper divisors (1288609404).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
680603100 is a wasteful number, since it uses less digits than its factorization.
680603100 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2268694 (or 2268687 counting only the distinct ones).
The product of its (nonzero) digits is 864, while the sum is 24.
The square root of 680603100 is about 26088.3709725234. The cubic root of 680603100 is about 879.6258309426.
Adding to 680603100 its reverse (1306086), we get a palindrome (681909186).
The spelling of 680603100 in words is "six hundred eighty million, six hundred three thousand, one hundred".
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