Base | Representation |
---|---|
bin | 101111100000001100… |
… | …1010110110010001011 |
3 | 100202022101210122021012 |
4 | 1133000121112302023 |
5 | 3132410100321303 |
6 | 114510321434135 |
7 | 10240645500110 |
oct | 1370031266213 |
9 | 322271718235 |
10 | 102012120203 |
11 | 3a299200864 |
12 | 1792b79b94b |
13 | 980963b706 |
14 | 4d1a392907 |
15 | 29c0be35d8 |
hex | 17c0656c8b |
102012120203 has 8 divisors (see below), whose sum is σ = 116638219008. Its totient is φ = 87399256104.
The previous prime is 102012120191. The next prime is 102012120209. The reversal of 102012120203 is 302021210201.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 102012120203 - 216 = 102012054667 is a prime.
It is a super-2 number, since 2×1020121202032 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (102012120209) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3292151 + ... + 3322992.
It is an arithmetic number, because the mean of its divisors is an integer number (14579777376).
Almost surely, 2102012120203 is an apocalyptic number.
102012120203 is a deficient number, since it is larger than the sum of its proper divisors (14626098805).
102012120203 is an equidigital number, since it uses as much as digits as its factorization.
102012120203 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6617353.
The product of its (nonzero) digits is 48, while the sum is 14.
Adding to 102012120203 its reverse (302021210201), we get a palindrome (404033330404).
The spelling of 102012120203 in words is "one hundred two billion, twelve million, one hundred twenty thousand, two hundred three".
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