Base | Representation |
---|---|
bin | 1000001100001… |
… | …10010010101111 |
3 | 11210021200222100 |
4 | 10012012102233 |
5 | 120042120003 |
6 | 10452350143 |
7 | 1463001264 |
oct | 406062257 |
9 | 153250870 |
10 | 68707503 |
11 | 35868a67 |
12 | 1b015353 |
13 | 11308437 |
14 | 91a726b |
15 | 6072ba3 |
hex | 41864af |
68707503 has 12 divisors (see below), whose sum is σ = 100123920. Its totient is φ = 45398976.
The previous prime is 68707453. The next prime is 68707511. The reversal of 68707503 is 30570786.
It is not a de Polignac number, because 68707503 - 213 = 68699311 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (68707543) 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, 32763 + ... + 34796.
It is an arithmetic number, because the mean of its divisors is an integer number (8343660).
Almost surely, 268707503 is an apocalyptic number.
68707503 is a deficient number, since it is larger than the sum of its proper divisors (31416417).
68707503 is a wasteful number, since it uses less digits than its factorization.
68707503 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 67678 (or 67675 counting only the distinct ones).
The product of its (nonzero) digits is 35280, while the sum is 36.
The square root of 68707503 is about 8288.9989142236. The cubic root of 68707503 is about 409.5762089421.
The spelling of 68707503 in words is "sixty-eight million, seven hundred seven thousand, five hundred three".
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