Base | Representation |
---|---|
bin | 1110110101000000… |
… | …0011000111000101 |
3 | 101021101211122020021 |
4 | 3231100003013011 |
5 | 31122441012422 |
6 | 1454545535141 |
7 | 200431621552 |
oct | 35520030705 |
9 | 11241748207 |
10 | 3980407237 |
11 | 1762921964 |
12 | 9310444b1 |
13 | 4b5851771 |
14 | 29a8d3a29 |
15 | 1846a4dc7 |
hex | ed4031c5 |
3980407237 has 4 divisors (see below), whose sum is σ = 3981050656. Its totient is φ = 3979763820.
The previous prime is 3980407213. The next prime is 3980407247. The reversal of 3980407237 is 7327040893.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 7327040893 = 6299 ⋅1163207.
It is a cyclic number.
It is not a de Polignac number, because 3980407237 - 211 = 3980405189 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 3980407193 and 3980407202.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3980407247) 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, 312339 + ... + 324832.
It is an arithmetic number, because the mean of its divisors is an integer number (995262664).
Almost surely, 23980407237 is an apocalyptic number.
It is an amenable number.
3980407237 is a deficient number, since it is larger than the sum of its proper divisors (643419).
3980407237 is an equidigital number, since it uses as much as digits as its factorization.
3980407237 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 643418.
The product of its (nonzero) digits is 254016, while the sum is 43.
The square root of 3980407237 is about 63090.4686699980. The cubic root of 3980407237 is about 1584.8050109921.
The spelling of 3980407237 in words is "three billion, nine hundred eighty million, four hundred seven thousand, two hundred thirty-seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.079 sec. • engine limits •