Base | Representation |
---|---|
bin | 10110001011110… |
… | …011111101000010 |
3 | 221221100110202010 |
4 | 112023303331002 |
5 | 1230240221023 |
6 | 100533233350 |
7 | 12136415010 |
oct | 2613637502 |
9 | 857313663 |
10 | 372195138 |
11 | 181104797 |
12 | a4792856 |
13 | 5c157813 |
14 | 376078b0 |
15 | 22a20093 |
hex | 162f3f42 |
372195138 has 32 divisors (see below), whose sum is σ = 854784000. Its totient is φ = 105834960.
The previous prime is 372195121. The next prime is 372195163. The reversal of 372195138 is 831591273.
372195138 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a junction number, because it is equal to n+sod(n) for n = 372195096 and 372195105.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12138 + ... + 29861.
It is an arithmetic number, because the mean of its divisors is an integer number (26712000).
Almost surely, 2372195138 is an apocalyptic number.
372195138 is an abundant number, since it is smaller than the sum of its proper divisors (482588862).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
372195138 is a wasteful number, since it uses less digits than its factorization.
With its predecessor (372195137) it forms a Ruth-Aaron pair, since the sum of their distinct prime factors is the same (42222).
372195138 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 42222.
The product of its digits is 45360, while the sum is 39.
The square root of 372195138 is about 19292.3595757492. The cubic root of 372195138 is about 719.3223678439.
The spelling of 372195138 in words is "three hundred seventy-two million, one hundred ninety-five thousand, one hundred thirty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.096 sec. • engine limits •