Base | Representation |
---|---|
bin | 1000001100100… |
… | …00010001110010 |
3 | 11210100210002010 |
4 | 10012100101302 |
5 | 120044422102 |
6 | 10453303350 |
7 | 1463231442 |
oct | 406202162 |
9 | 153323063 |
10 | 68748402 |
11 | 35896768 |
12 | 1b034b56 |
13 | 11320c38 |
14 | 91b8122 |
15 | 607ed6c |
hex | 4190472 |
68748402 has 32 divisors (see below), whose sum is σ = 140378112. Its totient is φ = 22441104.
The previous prime is 68748373. The next prime is 68748413. The reversal of 68748402 is 20484786.
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, 62703 + ... + 63789.
It is an arithmetic number, because the mean of its divisors is an integer number (4386816).
Almost surely, 268748402 is an apocalyptic number.
68748402 is an abundant number, since it is smaller than the sum of its proper divisors (71629710).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68748402 is a wasteful number, since it uses less digits than its factorization.
68748402 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1302.
The product of its (nonzero) digits is 86016, while the sum is 39.
The square root of 68748402 is about 8291.4656123028. The cubic root of 68748402 is about 409.6574612748.
The spelling of 68748402 in words is "sixty-eight million, seven hundred forty-eight thousand, four hundred two".
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