Base | Representation |
---|---|
bin | 1010010001010… |
… | …0001000011000 |
3 | 10000001101112000 |
4 | 2210110020120 |
5 | 42011332242 |
6 | 4135121000 |
7 | 1032060246 |
oct | 244241030 |
9 | 100041460 |
10 | 43074072 |
11 | 22350208 |
12 | 12513160 |
13 | 8c01b22 |
14 | 5a13796 |
15 | 3baca4c |
hex | 2914218 |
43074072 has 32 divisors (see below), whose sum is σ = 119650800. Its totient is φ = 14357952.
The previous prime is 43074061. The next prime is 43074079. The reversal of 43074072 is 27047034.
It is a super-2 number, since 2×430740722 = 3710751357322368, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (43074079) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 99493 + ... + 99924.
Almost surely, 243074072 is an apocalyptic number.
It is an amenable number.
43074072 is an abundant number, since it is smaller than the sum of its proper divisors (76576728).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
43074072 is a wasteful number, since it uses less digits than its factorization.
43074072 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 199432 (or 199422 counting only the distinct ones).
The product of its (nonzero) digits is 4704, while the sum is 27.
The square root of 43074072 is about 6563.0840311549. The cubic root of 43074072 is about 350.5408562992.
The spelling of 43074072 in words is "forty-three million, seventy-four thousand, seventy-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •