Base | Representation |
---|---|
bin | 11110110010000111… |
… | …010110011011110111 |
3 | 10011022112010112020102 |
4 | 132302013112123313 |
5 | 1020143034324143 |
6 | 23103453224315 |
7 | 2250041140112 |
oct | 366207263367 |
9 | 104275115212 |
10 | 33053042423 |
11 | 13021642a95 |
12 | 64a549209b |
13 | 3169a5b78b |
14 | 1857adb579 |
15 | cd6b990b8 |
hex | 7b21d66f7 |
33053042423 has 4 divisors (see below), whose sum is σ = 34490131248. Its totient is φ = 31615953600.
The previous prime is 33053042401. The next prime is 33053042437. The reversal of 33053042423 is 32424035033.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 32424035033 = 13 ⋅2494156541.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-33053042423 is a prime.
It is a super-2 number, since 2×330530424232 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (33053042453) 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, 718544378 + ... + 718544423.
It is an arithmetic number, because the mean of its divisors is an integer number (8622532812).
Almost surely, 233053042423 is an apocalyptic number.
33053042423 is a deficient number, since it is larger than the sum of its proper divisors (1437088825).
33053042423 is a wasteful number, since it uses less digits than its factorization.
33053042423 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1437088824.
The product of its (nonzero) digits is 25920, while the sum is 29.
Adding to 33053042423 its reverse (32424035033), we get a palindrome (65477077456).
The spelling of 33053042423 in words is "thirty-three billion, fifty-three million, forty-two thousand, four hundred twenty-three".
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