Base | Representation |
---|---|
bin | 10010111111111111… |
… | …110001001101110110 |
3 | 1221122210010220121122 |
4 | 102333333301031312 |
5 | 313240131042402 |
6 | 13212212543542 |
7 | 1321361633351 |
oct | 227777611566 |
9 | 57583126548 |
10 | 20401034102 |
11 | 8719940969 |
12 | 3b54321bb2 |
13 | 1c017bbb17 |
14 | db7679298 |
15 | 7e6085ca2 |
hex | 4bfff1376 |
20401034102 has 16 divisors (see below), whose sum is σ = 31496942400. Its totient is φ = 9906287040.
The previous prime is 20401034099. The next prime is 20401034107. The reversal of 20401034102 is 20143010402.
20401034102 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.
It is a super-3 number, since 3×204010341023 (a number of 32 digits) contains 333 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20401034107) 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, 1048727 + ... + 1068002.
It is an arithmetic number, because the mean of its divisors is an integer number (1968558900).
Almost surely, 220401034102 is an apocalyptic number.
20401034102 is a deficient number, since it is larger than the sum of its proper divisors (11095908298).
20401034102 is a wasteful number, since it uses less digits than its factorization.
20401034102 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2116871.
The product of its (nonzero) digits is 192, while the sum is 17.
Adding to 20401034102 its reverse (20143010402), we get a palindrome (40544044504).
The spelling of 20401034102 in words is "twenty billion, four hundred one million, thirty-four thousand, one hundred two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •