Base | Representation |
---|---|
bin | 100101100110011100… |
… | …010000010101111101 |
3 | 10212012200122122110110 |
4 | 211212130100111331 |
5 | 1130141041414134 |
6 | 30314113500233 |
7 | 2626330066335 |
oct | 454634202575 |
9 | 125180578413 |
10 | 40373388669 |
11 | 161387a8519 |
12 | 79a8b71679 |
13 | 3a655373c3 |
14 | 1d500060c5 |
15 | 10b46907e9 |
hex | 96671057d |
40373388669 has 8 divisors (see below), whose sum is σ = 53834228032. Its totient is φ = 26914070880.
The previous prime is 40373388661. The next prime is 40373388673. The reversal of 40373388669 is 96688337304.
40373388669 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 40373388669 - 23 = 40373388661 is a prime.
It is a super-2 number, since 2×403733886692 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (40373388661) 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, 316969 + ... + 425694.
It is an arithmetic number, because the mean of its divisors is an integer number (6729278504).
Almost surely, 240373388669 is an apocalyptic number.
It is an amenable number.
40373388669 is a deficient number, since it is larger than the sum of its proper divisors (13460839363).
40373388669 is a wasteful number, since it uses less digits than its factorization.
40373388669 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 760787.
The product of its (nonzero) digits is 15676416, while the sum is 57.
The spelling of 40373388669 in words is "forty billion, three hundred seventy-three million, three hundred eighty-eight thousand, six hundred sixty-nine".
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