Base | Representation |
---|---|
bin | 1001111101100… |
… | …11111001000100 |
3 | 12211021000102221 |
4 | 10332303321010 |
5 | 132343334330 |
6 | 12143142124 |
7 | 2033240653 |
oct | 476637104 |
9 | 184230387 |
10 | 83574340 |
11 | 431a2703 |
12 | 23ba4944 |
13 | 14412295 |
14 | b15719a |
15 | 750cb7a |
hex | 4fb3e44 |
83574340 has 12 divisors (see below), whose sum is σ = 175506156. Its totient is φ = 33429728.
The previous prime is 83574301. The next prime is 83574347. The reversal of 83574340 is 4347538.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 14318656 + 69255684 = 3784^2 + 8322^2 .
It is a junction number, because it is equal to n+sod(n) for n = 83574296 and 83574305.
It is not an unprimeable number, because it can be changed into a prime (83574347) 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, 2089339 + ... + 2089378.
It is an arithmetic number, because the mean of its divisors is an integer number (14625513).
Almost surely, 283574340 is an apocalyptic number.
It is an amenable number.
83574340 is an abundant number, since it is smaller than the sum of its proper divisors (91931816).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
83574340 is a wasteful number, since it uses less digits than its factorization.
83574340 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4178726 (or 4178724 counting only the distinct ones).
The product of its (nonzero) digits is 40320, while the sum is 34.
The square root of 83574340 is about 9141.9002401033. The cubic root of 83574340 is about 437.2109045210.
The spelling of 83574340 in words is "eighty-three million, five hundred seventy-four thousand, three hundred forty".
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