Base | Representation |
---|---|
bin | 10010110101110100… |
… | …010010111101000010 |
3 | 1221012212210101220120 |
4 | 102311310102331002 |
5 | 312412421120102 |
6 | 13143232321110 |
7 | 1314216216351 |
oct | 226564227502 |
9 | 57185711816 |
10 | 20230254402 |
11 | 86414a6616 |
12 | 3b070a3196 |
13 | 1ba52c5947 |
14 | d9cb01998 |
15 | 7d609e6bc |
hex | 4b5d12f42 |
20230254402 has 16 divisors (see below), whose sum is σ = 40547902080. Its totient is φ = 6728852592.
The previous prime is 20230254383. The next prime is 20230254479. The reversal of 20230254402 is 20445203202.
It is a happy number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3638377 + ... + 3643932.
It is an arithmetic number, because the mean of its divisors is an integer number (2534243880).
Almost surely, 220230254402 is an apocalyptic number.
20230254402 is an abundant number, since it is smaller than the sum of its proper divisors (20317647678).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20230254402 is a wasteful number, since it uses less digits than its factorization.
20230254402 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7282777.
The product of its (nonzero) digits is 3840, while the sum is 24.
Adding to 20230254402 its reverse (20445203202), we get a palindrome (40675457604).
The spelling of 20230254402 in words is "twenty billion, two hundred thirty million, two hundred fifty-four thousand, four hundred two".
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