Base | Representation |
---|---|
bin | 1101111100111001… |
… | …11011100100001101 |
3 | 201100000011201102120 |
4 | 12332130323210031 |
5 | 110314444103344 |
6 | 3235125243153 |
7 | 353420560641 |
oct | 67634734415 |
9 | 21300151376 |
10 | 7490222349 |
11 | 31a4042a05 |
12 | 15505634b9 |
13 | 924a4673c |
14 | 510ac8c21 |
15 | 2dc8a0219 |
hex | 1be73b90d |
7490222349 has 8 divisors (see below), whose sum is σ = 9990647040. Its totient is φ = 4991639616.
The previous prime is 7490222347. The next prime is 7490222353. The reversal of 7490222349 is 9432220947.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 7490222349 - 21 = 7490222347 is a prime.
It is a super-2 number, since 2×74902223492 (a number of 21 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 7490222349.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (7490222347) 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, 450972 + ... + 467285.
It is an arithmetic number, because the mean of its divisors is an integer number (1248830880).
Almost surely, 27490222349 is an apocalyptic number.
It is an amenable number.
7490222349 is a deficient number, since it is larger than the sum of its proper divisors (2500424691).
7490222349 is a wasteful number, since it uses less digits than its factorization.
7490222349 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 920979.
The product of its (nonzero) digits is 217728, while the sum is 42.
The square root of 7490222349 is about 86546.0706733703. The cubic root of 7490222349 is about 1956.5828237882.
The spelling of 7490222349 in words is "seven billion, four hundred ninety million, two hundred twenty-two thousand, three hundred forty-nine".
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