Base | Representation |
---|---|
bin | 10010101000101100… |
… | …111001111010001011 |
3 | 1220122112202010212010 |
4 | 102220230321322023 |
5 | 311440103304003 |
6 | 13105332151003 |
7 | 1305605001264 |
oct | 225054717213 |
9 | 56575663763 |
10 | 20010213003 |
11 | 8539275220 |
12 | 3a65468463 |
13 | 1b6b842431 |
14 | d7b7c396b |
15 | 7c1ad7003 |
hex | 4a8b39e8b |
20010213003 has 64 divisors (see below), whose sum is σ = 30833187840. Its totient is φ = 11425075200.
The previous prime is 20010212993. The next prime is 20010213037. The reversal of 20010213003 is 30031201002.
It is a happy number.
It is not a de Polignac number, because 20010213003 - 26 = 20010212939 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 20010213003.
It is not an unprimeable number, because it can be changed into a prime (20010213073) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 15523183 + ... + 15524471.
It is an arithmetic number, because the mean of its divisors is an integer number (481768560).
Almost surely, 220010213003 is an apocalyptic number.
20010213003 is a gapful number since it is divisible by the number (23) formed by its first and last digit.
20010213003 is a deficient number, since it is larger than the sum of its proper divisors (10822974837).
20010213003 is a wasteful number, since it uses less digits than its factorization.
20010213003 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1620.
The product of its (nonzero) digits is 36, while the sum is 12.
Adding to 20010213003 its reverse (30031201002), we get a palindrome (50041414005).
The spelling of 20010213003 in words is "twenty billion, ten million, two hundred thirteen thousand, three".
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