Base | Representation |
---|---|
bin | 1000001010100… |
… | …10110110000010 |
3 | 11202212222220102 |
4 | 10011102312002 |
5 | 120013344040 |
6 | 10444042402 |
7 | 1461133016 |
oct | 405226602 |
9 | 152788812 |
10 | 68496770 |
11 | 35734701 |
12 | 1ab33402 |
13 | 11263544 |
14 | 9150546 |
15 | 6030515 |
hex | 4152d82 |
68496770 has 8 divisors (see below), whose sum is σ = 123294204. Its totient is φ = 27398704.
The previous prime is 68496707. The next prime is 68496781. The reversal of 68496770 is 7769486.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 68376361 + 120409 = 8269^2 + 347^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
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, 3424829 + ... + 3424848.
Almost surely, 268496770 is an apocalyptic number.
68496770 is a deficient number, since it is larger than the sum of its proper divisors (54797434).
68496770 is a wasteful number, since it uses less digits than its factorization.
68496770 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6849684.
The product of its (nonzero) digits is 508032, while the sum is 47.
The square root of 68496770 is about 8276.2775448870. The cubic root of 68496770 is about 409.1570426117.
The spelling of 68496770 in words is "sixty-eight million, four hundred ninety-six thousand, seven hundred seventy".
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