Base | Representation |
---|---|
bin | 101100101000011… |
… | …011111011110000 |
3 | 1221011222212022102 |
4 | 230220123323300 |
5 | 3013143011210 |
6 | 202145155532 |
7 | 24361450421 |
oct | 5450337360 |
9 | 1834885272 |
10 | 748797680 |
11 | 354749864 |
12 | 18a92bba8 |
13 | bc196467 |
14 | 7163b648 |
15 | 45b10ea5 |
hex | 2ca1bef0 |
748797680 has 20 divisors (see below), whose sum is σ = 1740954792. Its totient is φ = 299519040.
The previous prime is 748797671. The next prime is 748797689. The reversal of 748797680 is 86797847.
It is an interprime number because it is at equal distance from previous prime (748797671) and next prime (748797689).
It is a tau number, because it is divible by the number of its divisors (20).
It is a Smith number, since the sum of its digits (56) coincides with the sum of the digits of its prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (748797689) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4679906 + ... + 4680065.
Almost surely, 2748797680 is an apocalyptic number.
It is an amenable number.
748797680 is an abundant number, since it is smaller than the sum of its proper divisors (992157112).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
748797680 is a wasteful number, since it uses less digits than its factorization.
748797680 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9359984 (or 9359978 counting only the distinct ones).
The product of its (nonzero) digits is 4741632, while the sum is 56.
The square root of 748797680 is about 27364.1678112089. The cubic root of 748797680 is about 908.0745344316.
The spelling of 748797680 in words is "seven hundred forty-eight million, seven hundred ninety-seven thousand, six hundred eighty".
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