Base | Representation |
---|---|
bin | 10010000000100… |
… | …01001100100101 |
3 | 101112020220202010 |
4 | 21000101030211 |
5 | 302133043011 |
6 | 22553504433 |
7 | 3513014565 |
oct | 1100211445 |
9 | 345226663 |
10 | 151065381 |
11 | 782aa725 |
12 | 42712119 |
13 | 253b2acc |
14 | 160c4da5 |
15 | d3e01a6 |
hex | 9011325 |
151065381 has 8 divisors (see below), whose sum is σ = 202065280. Its totient is φ = 100387872.
The previous prime is 151065367. The next prime is 151065457. The reversal of 151065381 is 183560151.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 151065381 - 215 = 151032613 is a prime.
It is a super-2 number, since 2×1510653812 = 45641498673350322, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (151065581) 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, 79501 + ... + 81378.
It is an arithmetic number, because the mean of its divisors is an integer number (25258160).
Almost surely, 2151065381 is an apocalyptic number.
It is an amenable number.
151065381 is a deficient number, since it is larger than the sum of its proper divisors (50999899).
151065381 is a wasteful number, since it uses less digits than its factorization.
151065381 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 161195.
The product of its (nonzero) digits is 3600, while the sum is 30.
The square root of 151065381 is about 12290.8657546977. The cubic root of 151065381 is about 532.5842472889.
The spelling of 151065381 in words is "one hundred fifty-one million, sixty-five thousand, three hundred eighty-one".
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