Base | Representation |
---|---|
bin | 10010101000101100… |
… | …111100001010000100 |
3 | 1220122112202121111012 |
4 | 102220230330022010 |
5 | 311440104102322 |
6 | 13105332301352 |
7 | 1305605040161 |
oct | 225054741204 |
9 | 56575677435 |
10 | 20010222212 |
11 | 8539281132 |
12 | 3a65471858 |
13 | 1b6b846696 |
14 | d7b7c7068 |
15 | 7c1ad9ae2 |
hex | 4a8b3c284 |
20010222212 has 24 divisors (see below), whose sum is σ = 35426943552. Its totient is φ = 9888588000.
The previous prime is 20010222179. The next prime is 20010222299. The reversal of 20010222212 is 21222201002.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 187313 + ... + 274055.
It is an arithmetic number, because the mean of its divisors is an integer number (1476122648).
Almost surely, 220010222212 is an apocalyptic number.
It is an amenable number.
20010222212 is a deficient number, since it is larger than the sum of its proper divisors (15416721340).
20010222212 is a wasteful number, since it uses less digits than its factorization.
20010222212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 87419 (or 87417 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 14.
Adding to 20010222212 its reverse (21222201002), we get a palindrome (41232423214).
The spelling of 20010222212 in words is "twenty billion, ten million, two hundred twenty-two thousand, two hundred twelve".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •