Base | Representation |
---|---|
bin | 11101111010100100… |
… | …101101000001011111 |
3 | 10001220120201200121102 |
4 | 131322210231001133 |
5 | 1011241012304043 |
6 | 22431205023315 |
7 | 2214664543244 |
oct | 357244550137 |
9 | 101816650542 |
10 | 32121213023 |
11 | 12693650849 |
12 | 62853b4b3b |
13 | 304b99c533 |
14 | 17aa0575cb |
15 | c7ee816b8 |
hex | 77a92d05f |
32121213023 has 4 divisors (see below), whose sum is σ = 34010696160. Its totient is φ = 30231729888.
The previous prime is 32121213013. The next prime is 32121213037. The reversal of 32121213023 is 32031212123.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 32031212123 = 105601 ⋅303323.
It is a cyclic number.
It is not a de Polignac number, because 32121213023 - 224 = 32104435807 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 32121212986 and 32121213004.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (32121213013) 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, 944741543 + ... + 944741576.
It is an arithmetic number, because the mean of its divisors is an integer number (8502674040).
Almost surely, 232121213023 is an apocalyptic number.
32121213023 is a deficient number, since it is larger than the sum of its proper divisors (1889483137).
32121213023 is a wasteful number, since it uses less digits than its factorization.
32121213023 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1889483136.
The product of its (nonzero) digits is 432, while the sum is 20.
Adding to 32121213023 its reverse (32031212123), we get a palindrome (64152425146).
The spelling of 32121213023 in words is "thirty-two billion, one hundred twenty-one million, two hundred thirteen thousand, twenty-three".
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