Base | Representation |
---|---|
bin | 101111111110010001… |
… | …0110001000100101111 |
3 | 100211220201121020011001 |
4 | 1133330202301010233 |
5 | 3141441413021033 |
6 | 115154410141131 |
7 | 10304650631332 |
oct | 1377442610457 |
9 | 324821536131 |
10 | 103021220143 |
11 | 3a76687a556 |
12 | 17b717217a7 |
13 | 993a71387a |
14 | 4db43cc619 |
15 | 2a2e5c0e7d |
hex | 17fc8b112f |
103021220143 has 16 divisors (see below), whose sum is σ = 108285206400. Its totient is φ = 97877687040.
The previous prime is 103021220119. The next prime is 103021220153. The reversal of 103021220143 is 341022120301.
It is a happy number.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-103021220143 is a prime.
It is a super-2 number, since 2×1030212201432 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 103021220143.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (103021220153) 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, 855973 + ... + 968881.
It is an arithmetic number, because the mean of its divisors is an integer number (6767825400).
Almost surely, 2103021220143 is an apocalyptic number.
103021220143 is a deficient number, since it is larger than the sum of its proper divisors (5263986257).
103021220143 is a wasteful number, since it uses less digits than its factorization.
103021220143 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 113442.
The product of its (nonzero) digits is 288, while the sum is 19.
Adding to 103021220143 its reverse (341022120301), we get a palindrome (444043340444).
The spelling of 103021220143 in words is "one hundred three billion, twenty-one million, two hundred twenty thousand, one hundred forty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •