Base | Representation |
---|---|
bin | 1011110100111… |
… | …1110010110111 |
3 | 10110100110000010 |
4 | 2331033302313 |
5 | 100200004121 |
6 | 4531151303 |
7 | 1141451211 |
oct | 275176267 |
9 | 113313003 |
10 | 49609911 |
11 | 2600472a |
12 | 14745533 |
13 | a37c9a0 |
14 | 68355b1 |
15 | 454e376 |
hex | 2f4fcb7 |
49609911 has 8 divisors (see below), whose sum is σ = 71234800. Its totient is φ = 30529152.
The previous prime is 49609909. The next prime is 49609913. The reversal of 49609911 is 11990694.
It is an interprime number because it is at equal distance from previous prime (49609909) and next prime (49609913).
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 49609911 - 21 = 49609909 is a prime.
It is a super-2 number, since 2×496099112 = 4922286538855842, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (39), and also a Moran number because the ratio is a prime number: 1272049 = 49609911 / (4 + 9 + 6 + 0 + 9 + 9 + 1 + 1).
It is a self number, because there is not a number n which added to its sum of digits gives 49609911.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (49609913) 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, 635986 + ... + 636063.
It is an arithmetic number, because the mean of its divisors is an integer number (8904350).
Almost surely, 249609911 is an apocalyptic number.
49609911 is a deficient number, since it is larger than the sum of its proper divisors (21624889).
49609911 is a wasteful number, since it uses less digits than its factorization.
49609911 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1272065.
The product of its (nonzero) digits is 17496, while the sum is 39.
The square root of 49609911 is about 7043.4303432348. The cubic root of 49609911 is about 367.4425806908.
It can be divided in two parts, 49 and 609911, that added together give a triangular number (609960 = T1104).
The spelling of 49609911 in words is "forty-nine million, six hundred nine thousand, nine hundred eleven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.029 sec. • engine limits •