Base | Representation |
---|---|
bin | 10010000000010… |
… | …11111000111001 |
3 | 101112012210220221 |
4 | 21000023320321 |
5 | 302131344031 |
6 | 22553220041 |
7 | 3512564320 |
oct | 1100137071 |
9 | 345183827 |
10 | 151043641 |
11 | 78295361 |
12 | 42701621 |
13 | 253a5c48 |
14 | 160bb0b7 |
15 | d3d8a11 |
hex | 900be39 |
151043641 has 4 divisors (see below), whose sum is σ = 172621312. Its totient is φ = 129465972.
The previous prime is 151043603. The next prime is 151043653. The reversal of 151043641 is 146340151.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 151043641 - 213 = 151035449 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (151043671) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10788825 + ... + 10788838.
It is an arithmetic number, because the mean of its divisors is an integer number (43155328).
Almost surely, 2151043641 is an apocalyptic number.
It is an amenable number.
151043641 is a deficient number, since it is larger than the sum of its proper divisors (21577671).
151043641 is an equidigital number, since it uses as much as digits as its factorization.
151043641 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21577670.
The product of its (nonzero) digits is 1440, while the sum is 25.
The square root of 151043641 is about 12289.9813262673. The cubic root of 151043641 is about 532.5586977842.
Adding to 151043641 its reverse (146340151), we get a palindrome (297383792).
The spelling of 151043641 in words is "one hundred fifty-one million, forty-three thousand, six hundred forty-one".
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