Base | Representation |
---|---|
bin | 1100010010101… |
… | …11110010000010 |
3 | 21012001001001100 |
4 | 12021113302002 |
5 | 202344320002 |
6 | 14122115230 |
7 | 2361335256 |
oct | 611276202 |
9 | 235031040 |
10 | 103120002 |
11 | 53232647 |
12 | 2a64bb16 |
13 | 1849696b |
14 | d9a4266 |
15 | 90be11c |
hex | 6257c82 |
103120002 has 24 divisors (see below), whose sum is σ = 228877740. Its totient is φ = 33534720.
The previous prime is 103120001. The next prime is 103120007. The reversal of 103120002 is 200021301.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 76895361 + 26224641 = 8769^2 + 5121^2 .
It is a Harshad number since it is a multiple of its sum of digits (9).
It is not an unprimeable number, because it can be changed into a prime (103120001) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 69127 + ... + 70602.
Almost surely, 2103120002 is an apocalyptic number.
103120002 is an abundant number, since it is smaller than the sum of its proper divisors (125757738).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
103120002 is a wasteful number, since it uses less digits than its factorization.
103120002 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 139778 (or 139775 counting only the distinct ones).
The product of its (nonzero) digits is 12, while the sum is 9.
The square root of 103120002 is about 10154.8019183045. The cubic root of 103120002 is about 468.9367878521.
Adding to 103120002 its reverse (200021301), we get a palindrome (303141303).
The spelling of 103120002 in words is "one hundred three million, one hundred twenty thousand, two".
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