Base | Representation |
---|---|
bin | 10010000110011… |
… | …00000101000011 |
3 | 101120200210202212 |
4 | 21003030011003 |
5 | 302332041401 |
6 | 23022132335 |
7 | 3522353354 |
oct | 1103140503 |
9 | 346623685 |
10 | 151830851 |
11 | 78782847 |
12 | 42a210ab |
13 | 255c0353 |
14 | 16243d2b |
15 | d4e1dbb |
hex | 90cc143 |
151830851 has 4 divisors (see below), whose sum is σ = 152850000. Its totient is φ = 150811704.
The previous prime is 151830829. The next prime is 151830853. The reversal of 151830851 is 158038151.
It is a happy number.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 158038151 = 3877 ⋅40763.
It is a cyclic number.
It is not a de Polignac number, because 151830851 - 210 = 151829827 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (151830853) 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, 509351 + ... + 509648.
It is an arithmetic number, because the mean of its divisors is an integer number (38212500).
Almost surely, 2151830851 is an apocalyptic number.
151830851 is a deficient number, since it is larger than the sum of its proper divisors (1019149).
151830851 is a wasteful number, since it uses less digits than its factorization.
151830851 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1019148.
The product of its (nonzero) digits is 4800, while the sum is 32.
The square root of 151830851 is about 12321.9661986227. The cubic root of 151830851 is about 533.4822924633.
The spelling of 151830851 in words is "one hundred fifty-one million, eight hundred thirty thousand, eight hundred fifty-one".
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