Base | Representation |
---|---|
bin | 10010000110001… |
… | …10111011001101 |
3 | 101120122201211000 |
4 | 21003012323031 |
5 | 302330402431 |
6 | 23021450513 |
7 | 3522234666 |
oct | 1103067315 |
9 | 346581730 |
10 | 151809741 |
11 | 787689a6 |
12 | 42a10a39 |
13 | 255b3865 |
14 | 1623a36d |
15 | d4da9e6 |
hex | 90c6ecd |
151809741 has 8 divisors (see below), whose sum is σ = 224903360. Its totient is φ = 101206476.
The previous prime is 151809731. The next prime is 151809799. The reversal of 151809741 is 147908151.
151809741 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 151809741 - 25 = 151809709 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 151809696 and 151809705.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (151809701) 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, 2811265 + ... + 2811318.
It is an arithmetic number, because the mean of its divisors is an integer number (28112920).
Almost surely, 2151809741 is an apocalyptic number.
It is an amenable number.
151809741 is a deficient number, since it is larger than the sum of its proper divisors (73093619).
151809741 is an equidigital number, since it uses as much as digits as its factorization.
151809741 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5622592 (or 5622586 counting only the distinct ones).
The product of its (nonzero) digits is 10080, while the sum is 36.
The square root of 151809741 is about 12321.1095685413. The cubic root of 151809741 is about 533.4575668490.
The spelling of 151809741 in words is "one hundred fifty-one million, eight hundred nine thousand, seven hundred forty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.257 sec. • engine limits •