Base | Representation |
---|---|
bin | 1111101110101… |
… | …10011010100010 |
3 | 100012021202201000 |
4 | 13313112122202 |
5 | 232234401432 |
6 | 21032052430 |
7 | 3161362404 |
oct | 767263242 |
9 | 305252630 |
10 | 131950242 |
11 | 68534196 |
12 | 38234116 |
13 | 2144c388 |
14 | 1374ab74 |
15 | b8b657c |
hex | 7dd66a2 |
131950242 has 32 divisors (see below), whose sum is σ = 294053760. Its totient is φ = 43858800.
The previous prime is 131950237. The next prime is 131950271. The reversal of 131950242 is 242059131.
It is a Harshad number since it is a multiple of its sum of digits (27).
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, 16867 + ... + 23417.
It is an arithmetic number, because the mean of its divisors is an integer number (9189180).
Almost surely, 2131950242 is an apocalyptic number.
131950242 is an abundant number, since it is smaller than the sum of its proper divisors (162103518).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
131950242 is a wasteful number, since it uses less digits than its factorization.
131950242 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6935 (or 6929 counting only the distinct ones).
The product of its (nonzero) digits is 2160, while the sum is 27.
The square root of 131950242 is about 11486.9596499683. The cubic root of 131950242 is about 509.1003516550.
The spelling of 131950242 in words is "one hundred thirty-one million, nine hundred fifty thousand, two hundred forty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.064 sec. • engine limits •