Base | Representation |
---|---|
bin | 101111110100010… |
… | …100000010111101 |
3 | 2001220120011011102 |
4 | 233310110002331 |
5 | 3120333231444 |
6 | 211334502445 |
7 | 25610644100 |
oct | 5764240275 |
9 | 2056504142 |
10 | 802242749 |
11 | 381932940 |
12 | 1a4804a25 |
13 | ca289969 |
14 | 78790737 |
15 | 4a66b84e |
hex | 2fd140bd |
802242749 has 24 divisors (see below), whose sum is σ = 1019729088. Its totient is φ = 624099840.
The previous prime is 802242739. The next prime is 802242761. The reversal of 802242749 is 947242208.
It is not a de Polignac number, because 802242749 - 224 = 785465533 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (802242739) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 655352 + ... + 656574.
It is an arithmetic number, because the mean of its divisors is an integer number (42488712).
Almost surely, 2802242749 is an apocalyptic number.
It is an amenable number.
802242749 is a deficient number, since it is larger than the sum of its proper divisors (217486339).
802242749 is a wasteful number, since it uses less digits than its factorization.
802242749 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2465 (or 2458 counting only the distinct ones).
The product of its (nonzero) digits is 64512, while the sum is 38.
The square root of 802242749 is about 28323.8900753410. The cubic root of 802242749 is about 929.1844505550.
The spelling of 802242749 in words is "eight hundred two million, two hundred forty-two thousand, seven hundred forty-nine".
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