Base | Representation |
---|---|
bin | 1001101110011… |
… | …1101001111111 |
3 | 2211202120212201 |
4 | 2123213221333 |
5 | 40420413001 |
6 | 4014212331 |
7 | 1003515064 |
oct | 233475177 |
9 | 84676781 |
10 | 40794751 |
11 | 21033778 |
12 | 117b40a7 |
13 | 85b450a |
14 | 55bcc6b |
15 | 38ac501 |
hex | 26e7a7f |
40794751 has 4 divisors (see below), whose sum is σ = 40834192. Its totient is φ = 40755312.
The previous prime is 40794727. The next prime is 40794773. The reversal of 40794751 is 15749704.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 40794751 - 215 = 40761983 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 40794751.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (40794701) 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, 18126 + ... + 20251.
It is an arithmetic number, because the mean of its divisors is an integer number (10208548).
Almost surely, 240794751 is an apocalyptic number.
40794751 is a deficient number, since it is larger than the sum of its proper divisors (39441).
40794751 is a wasteful number, since it uses less digits than its factorization.
40794751 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 39440.
The product of its (nonzero) digits is 35280, while the sum is 37.
The square root of 40794751 is about 6387.0768744395. The cubic root of 40794751 is about 344.2453602654.
The spelling of 40794751 in words is "forty million, seven hundred ninety-four thousand, seven hundred fifty-one".
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