Base | Representation |
---|---|
bin | 100111001101100000… |
… | …000001100111111011 |
3 | 11000200012011001112210 |
4 | 213031200001213323 |
5 | 1142211210231303 |
6 | 31201441110203 |
7 | 3020223515631 |
oct | 471540014773 |
9 | 130605131483 |
10 | 42102430203 |
11 | 169457a6a69 |
12 | 81b0028363 |
13 | 3c7c8115c2 |
14 | 20758cb351 |
15 | 116637e203 |
hex | 9cd8019fb |
42102430203 has 32 divisors (see below), whose sum is σ = 57995703360. Its totient is φ = 27148124160.
The previous prime is 42102430141. The next prime is 42102430261. The reversal of 42102430203 is 30203420124.
42102430203 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 42102430203 - 28 = 42102429947 is a prime.
It is a super-2 number, since 2×421024302032 (a number of 22 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 42102430203.
It is not an unprimeable number, because it can be changed into a prime (42102430703) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 30934243 + ... + 30935603.
It is an arithmetic number, because the mean of its divisors is an integer number (1812365730).
Almost surely, 242102430203 is an apocalyptic number.
42102430203 is a deficient number, since it is larger than the sum of its proper divisors (15893273157).
42102430203 is a wasteful number, since it uses less digits than its factorization.
42102430203 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2847.
The product of its (nonzero) digits is 1152, while the sum is 21.
Adding to 42102430203 its reverse (30203420124), we get a palindrome (72305850327).
The spelling of 42102430203 in words is "forty-two billion, one hundred two million, four hundred thirty thousand, two hundred three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •