Base | Representation |
---|---|
bin | 1000111001101… |
… | …10010011000000 |
3 | 12012111200202120 |
4 | 10130312103000 |
5 | 123103440141 |
6 | 11224244240 |
7 | 1564460400 |
oct | 434662300 |
9 | 165450676 |
10 | 74671296 |
11 | 39171717 |
12 | 21010680 |
13 | 12615acb |
14 | 9cba800 |
15 | 684ec66 |
hex | 47364c0 |
74671296 has 84 divisors (see below), whose sum is σ = 229852728. Its totient is φ = 21331968.
The previous prime is 74671249. The next prime is 74671321. The reversal of 74671296 is 69217647.
It is a tau number, because it is divible by the number of its divisors (84).
It is a Harshad number since it is a multiple of its sum of digits (42).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5440 + ... + 13376.
It is an arithmetic number, because the mean of its divisors is an integer number (2736342).
Almost surely, 274671296 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 74671296, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (114926364).
74671296 is an abundant number, since it is smaller than the sum of its proper divisors (155181432).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
74671296 is a wasteful number, since it uses less digits than its factorization.
74671296 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7966 (or 7949 counting only the distinct ones).
The product of its digits is 127008, while the sum is 42.
The square root of 74671296 is about 8641.2554643408. The cubic root of 74671296 is about 421.0993422038.
The spelling of 74671296 in words is "seventy-four million, six hundred seventy-one thousand, two hundred ninety-six".
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