Base | Representation |
---|---|
bin | 10001100001100001… |
… | …01010010001111001 |
3 | 220021122210202202011 |
4 | 20300300222101321 |
5 | 123231421401144 |
6 | 4153314005521 |
7 | 452065440553 |
oct | 106060522171 |
9 | 26248722664 |
10 | 9407997049 |
11 | 3a98629480 |
12 | 19a68768a1 |
13 | b6c161879 |
14 | 65369c4d3 |
15 | 3a0e1ea34 |
hex | 230c2a479 |
9407997049 has 4 divisors (see below), whose sum is σ = 10263269520. Its totient is φ = 8552724580.
The previous prime is 9407997037. The next prime is 9407997061.
9407997049 is nontrivially palindromic in base 10.
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.
It is an interprime number because it is at equal distance from previous prime (9407997037) and next prime (9407997061).
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-9407997049 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 9407996984 and 9407997002.
It is not an unprimeable number, because it can be changed into a prime (9407997019) 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, 427636219 + ... + 427636240.
It is an arithmetic number, because the mean of its divisors is an integer number (2565817380).
Almost surely, 29407997049 is an apocalyptic number.
It is an amenable number.
9407997049 is a deficient number, since it is larger than the sum of its proper divisors (855272471).
9407997049 is a wasteful number, since it uses less digits than its factorization.
9407997049 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 855272470.
The product of its (nonzero) digits is 5143824, while the sum is 58.
The square root of 9407997049 is about 96994.8300117073. The cubic root of 9407997049 is about 2111.0526144375.
The spelling of 9407997049 in words is "nine billion, four hundred seven million, nine hundred ninety-seven thousand, forty-nine".
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