Base | Representation |
---|---|
bin | 1001100111110… |
… | …10100010010110 |
3 | 12121212220020121 |
4 | 10303322202112 |
5 | 131130433344 |
6 | 12002022154 |
7 | 2000043241 |
oct | 463724226 |
9 | 177786217 |
10 | 80717974 |
11 | 41621677 |
12 | 2304795a |
13 | 1395211c |
14 | aa12258 |
15 | 7146684 |
hex | 4cfa896 |
80717974 has 8 divisors (see below), whose sum is σ = 121282920. Its totient is φ = 40290336.
The previous prime is 80717969. The next prime is 80717977. The reversal of 80717974 is 47971708.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a self number, because there is not a number n which added to its sum of digits gives 80717974.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (80717977) 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, 32844 + ... + 35215.
It is an arithmetic number, because the mean of its divisors is an integer number (15160365).
Almost surely, 280717974 is an apocalyptic number.
80717974 is a deficient number, since it is larger than the sum of its proper divisors (40564946).
80717974 is a wasteful number, since it uses less digits than its factorization.
80717974 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 68654.
The product of its (nonzero) digits is 98784, while the sum is 43.
The square root of 80717974 is about 8984.3182267771. The cubic root of 80717974 is about 432.1721243402.
It can be divided in two parts, 807 and 17974, that added together give a palindrome (18781).
The spelling of 80717974 in words is "eighty million, seven hundred seventeen thousand, nine hundred seventy-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.082 sec. • engine limits •