Base | Representation |
---|---|
bin | 101100011100100… |
… | …010010111001011 |
3 | 1220222010101022012 |
4 | 230130202113023 |
5 | 3011343201113 |
6 | 201554250135 |
7 | 24323106110 |
oct | 5434422713 |
9 | 1828111265 |
10 | 745678283 |
11 | 352a09149 |
12 | 18988694b |
13 | bb64366c |
14 | 71068907 |
15 | 456e6aa8 |
hex | 2c7225cb |
745678283 has 8 divisors (see below), whose sum is σ = 863878368. Its totient is φ = 630396864.
The previous prime is 745678277. The next prime is 745678289. The reversal of 745678283 is 382876547.
745678283 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (745678277) and next prime (745678289).
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 745678283 - 28 = 745678027 is a prime.
It is a super-2 number, since 2×7456782832 = 1112072203475656178, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (745678289) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 729116 + ... + 730137.
It is an arithmetic number, because the mean of its divisors is an integer number (107984796).
Almost surely, 2745678283 is an apocalyptic number.
745678283 is a gapful number since it is divisible by the number (73) formed by its first and last digit.
745678283 is a deficient number, since it is larger than the sum of its proper divisors (118200085).
745678283 is a wasteful number, since it uses less digits than its factorization.
745678283 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1459333.
The product of its digits is 2257920, while the sum is 50.
The square root of 745678283 is about 27307.1104842676. The cubic root of 745678283 is about 906.8118045629.
The spelling of 745678283 in words is "seven hundred forty-five million, six hundred seventy-eight thousand, two hundred eighty-three".
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