Base | Representation |
---|---|
bin | 1111110010001100… |
… | …1111111010011001 |
3 | 101221021211220122121 |
4 | 3330203033322121 |
5 | 32134144124044 |
6 | 1540235421241 |
7 | 206666513200 |
oct | 37443177231 |
9 | 11837756577 |
10 | 4237098649 |
11 | 1884805a23 |
12 | 9a2bb4821 |
13 | 526a97a84 |
14 | 2c2a32237 |
15 | 19beab984 |
hex | fc8cfe99 |
4237098649 has 27 divisors (see below), whose sum is σ = 5245447743. Its totient is φ = 3411914688.
The previous prime is 4237098643. The next prime is 4237098659. The reversal of 4237098649 is 9468907324.
It is a happy number.
The square root of 4237098649 is 65093.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in only one way, i.e., 3298779225 + 938319424 = 57435^2 + 30632^2 .
It is not a de Polignac number, because 4237098649 - 217 = 4236967577 is a prime.
It is a super-2 number, since 2×42370986492 = 35906009922715250402, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 4237098596 and 4237098605.
It is not an unprimeable number, because it can be changed into a prime (4237098643) by changing a digit.
It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 7745794 + ... + 7746340.
Almost surely, 24237098649 is an apocalyptic number.
4237098649 is a gapful number since it is divisible by the number (49) formed by its first and last digit.
4237098649 is the 65093-rd square number.
4237098649 is the 32547-th centered octagonal number.
It is an amenable number.
4237098649 is a deficient number, since it is larger than the sum of its proper divisors (1008349094).
4237098649 is an frugal number, since it uses more digits than its factorization.
4237098649 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1142 (or 571 counting only the distinct ones).
The product of its (nonzero) digits is 2612736, while the sum is 52.
The cubic root of 4237098649 is about 1618.1652052691.
The spelling of 4237098649 in words is "four billion, two hundred thirty-seven million, ninety-eight thousand, six hundred forty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •