Base | Representation |
---|---|
bin | 101100101010010… |
… | …110000110001101 |
3 | 1221012221021201001 |
4 | 230222112012031 |
5 | 3013310014221 |
6 | 202204020301 |
7 | 24365633311 |
oct | 5452260615 |
9 | 1835837631 |
10 | 749298061 |
11 | 354a607a6 |
12 | 18ab31691 |
13 | bc310145 |
14 | 7172bb41 |
15 | 45bae391 |
hex | 2ca9618d |
749298061 has 4 divisors (see below), whose sum is σ = 759562492. Its totient is φ = 739033632.
The previous prime is 749298059. The next prime is 749298101. The reversal of 749298061 is 160892947.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 635342436 + 113955625 = 25206^2 + 10675^2 .
It is a cyclic number.
It is not a de Polignac number, because 749298061 - 21 = 749298059 is a prime.
It is a super-2 number, since 2×7492980612 = 1122895168436719442, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (749298661) 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, 5132106 + ... + 5132251.
It is an arithmetic number, because the mean of its divisors is an integer number (189890623).
Almost surely, 2749298061 is an apocalyptic number.
It is an amenable number.
749298061 is a deficient number, since it is larger than the sum of its proper divisors (10264431).
749298061 is a wasteful number, since it uses less digits than its factorization.
749298061 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10264430.
The product of its (nonzero) digits is 217728, while the sum is 46.
The square root of 749298061 is about 27373.3092811227. The cubic root of 749298061 is about 908.2767617621.
The spelling of 749298061 in words is "seven hundred forty-nine million, two hundred ninety-eight thousand, sixty-one".
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