Base | Representation |
---|---|
bin | 1010111101010111011… |
… | …0001101110010001100 |
3 | 122222221221202200110001 |
4 | 2233111312031302030 |
5 | 11041034431243342 |
6 | 222253552254044 |
7 | 16413353044543 |
oct | 2572566156214 |
9 | 588857680401 |
10 | 188271352972 |
11 | 729332a808a |
12 | 305a3841324 |
13 | 149a5465251 |
14 | 918053b15a |
15 | 4d6d9548b7 |
hex | 2bd5d8dc8c |
188271352972 has 12 divisors (see below), whose sum is σ = 331315510680. Its totient is φ = 93609778496.
The previous prime is 188271352961. The next prime is 188271352991. The reversal of 188271352972 is 279253172881.
It is a super-2 number, since 2×1882713529722 (a number of 23 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 131473693 + ... + 131475124.
It is an arithmetic number, because the mean of its divisors is an integer number (27609625890).
Almost surely, 2188271352972 is an apocalyptic number.
It is an amenable number.
188271352972 is a deficient number, since it is larger than the sum of its proper divisors (143044157708).
188271352972 is a wasteful number, since it uses less digits than its factorization.
188271352972 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 262949000 (or 262948998 counting only the distinct ones).
The product of its digits is 3386880, while the sum is 55.
The spelling of 188271352972 in words is "one hundred eighty-eight billion, two hundred seventy-one million, three hundred fifty-two thousand, nine hundred seventy-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •