Base | Representation |
---|---|
bin | 1000100010110… |
… | …10100111101000 |
3 | 11222212102201100 |
4 | 10101122213220 |
5 | 121322034334 |
6 | 11040121400 |
7 | 1530136050 |
oct | 421324750 |
9 | 158772640 |
10 | 71674344 |
11 | 37504aa5 |
12 | 20006260 |
13 | 11b06971 |
14 | 973a560 |
15 | 645bc99 |
hex | 445a9e8 |
71674344 has 48 divisors (see below), whose sum is σ = 221850720. Its totient is φ = 20478240.
The previous prime is 71674333. The next prime is 71674349. The reversal of 71674344 is 44347617.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a nude number because it is divisible by every one of its digits.
It is a junction number, because it is equal to n+sod(n) for n = 71674299 and 71674308.
It is not an unprimeable number, because it can be changed into a prime (71674349) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 70602 + ... + 71609.
It is an arithmetic number, because the mean of its divisors is an integer number (4621890).
Almost surely, 271674344 is an apocalyptic number.
It is an amenable number.
71674344 is an abundant number, since it is smaller than the sum of its proper divisors (150176376).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
71674344 is a wasteful number, since it uses less digits than its factorization.
71674344 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 142230 (or 142223 counting only the distinct ones).
The product of its digits is 56448, while the sum is 36.
The square root of 71674344 is about 8466.0701627142. The cubic root of 71674344 is about 415.3886019877.
It can be divided in two parts, 7167 and 4344, that added together give a palindrome (11511).
The spelling of 71674344 in words is "seventy-one million, six hundred seventy-four thousand, three hundred forty-four".
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