Base | Representation |
---|---|
bin | 1000110011001100001… |
… | …1110100011010101101 |
3 | 112110020000202211220102 |
4 | 2030303003310122231 |
5 | 4434104201311014 |
6 | 153241254400445 |
7 | 13631252000132 |
oct | 2146303643255 |
9 | 473200684812 |
10 | 151180494509 |
11 | 5912a4a2150 |
12 | 25372060125 |
13 | 11344004615 |
14 | 7462484589 |
15 | 3dec5658de |
hex | 23330f46ad |
151180494509 has 4 divisors (see below), whose sum is σ = 164924175840. Its totient is φ = 137436813180.
The previous prime is 151180494499. The next prime is 151180494511. The reversal of 151180494509 is 905494081151.
151180494509 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
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, and also an emirpimes, since its reverse is a distinct semiprime: 905494081151 = 11 ⋅82317643741.
It is a cyclic number.
It is not a de Polignac number, because 151180494509 - 28 = 151180494253 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (151180494559) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6871840649 + ... + 6871840670.
It is an arithmetic number, because the mean of its divisors is an integer number (41231043960).
Almost surely, 2151180494509 is an apocalyptic number.
It is an amenable number.
151180494509 is a deficient number, since it is larger than the sum of its proper divisors (13743681331).
151180494509 is a wasteful number, since it uses less digits than its factorization.
151180494509 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13743681330.
The product of its (nonzero) digits is 259200, while the sum is 47.
The spelling of 151180494509 in words is "one hundred fifty-one billion, one hundred eighty million, four hundred ninety-four thousand, five hundred nine".
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