Base | Representation |
---|---|
bin | 1000110100001… |
… | …00011100010111 |
3 | 12011010200110111 |
4 | 10122010130113 |
5 | 122412132212 |
6 | 11200503451 |
7 | 1555334461 |
oct | 432043427 |
9 | 164120414 |
10 | 73942807 |
11 | 38814364 |
12 | 2091ab87 |
13 | 1241c353 |
14 | 9b6b131 |
15 | 6758ea7 |
hex | 4684717 |
73942807 has 8 divisors (see below), whose sum is σ = 74945520. Its totient is φ = 72945600.
The previous prime is 73942789. The next prime is 73942823. The reversal of 73942807 is 70824937.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-73942807 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 73942807.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (73942867) 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, 30444 + ... + 32782.
It is an arithmetic number, because the mean of its divisors is an integer number (9368190).
Almost surely, 273942807 is an apocalyptic number.
73942807 is a deficient number, since it is larger than the sum of its proper divisors (1002713).
73942807 is a wasteful number, since it uses less digits than its factorization.
73942807 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2753.
The product of its (nonzero) digits is 84672, while the sum is 40.
The square root of 73942807 is about 8599.0003488778. Note that the first 3 decimals coincide. The cubic root of 73942807 is about 419.7254573883.
It can be divided in two parts, 7394 and 2807, that added together give a palindrome (10201).
The spelling of 73942807 in words is "seventy-three million, nine hundred forty-two thousand, eight hundred seven".
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