Base | Representation |
---|---|
bin | 101001110001001… |
… | …1101011001010101 |
3 | 10121200020201111110 |
4 | 1103202131121111 |
5 | 10332243322404 |
6 | 351023525233 |
7 | 46505624643 |
oct | 12342353125 |
9 | 3550221443 |
10 | 1401542229 |
11 | 65a15246a |
12 | 331459819 |
13 | 19449b739 |
14 | d41d4193 |
15 | 8309bb89 |
hex | 5389d655 |
1401542229 has 16 divisors (see below), whose sum is σ = 1905809472. Its totient is φ = 915852288.
The previous prime is 1401542173. The next prime is 1401542279. The reversal of 1401542229 is 9222451041.
It is not a de Polignac number, because 1401542229 - 29 = 1401541717 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 1401542196 and 1401542205.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1401542279) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 189882 + ... + 197124.
It is an arithmetic number, because the mean of its divisors is an integer number (119113092).
Almost surely, 21401542229 is an apocalyptic number.
It is an amenable number.
1401542229 is a deficient number, since it is larger than the sum of its proper divisors (504267243).
1401542229 is a wasteful number, since it uses less digits than its factorization.
1401542229 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8516.
The product of its (nonzero) digits is 5760, while the sum is 30.
The square root of 1401542229 is about 37437.1770971050. The cubic root of 1401542229 is about 1119.0995709861.
The spelling of 1401542229 in words is "one billion, four hundred one million, five hundred forty-two thousand, two hundred twenty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.079 sec. • engine limits •