Base | Representation |
---|---|
bin | 11011101100000… |
… | …000001111010001 |
3 | 1012101002001211211 |
4 | 123230000033101 |
5 | 1422404121040 |
6 | 114032140121 |
7 | 14340233065 |
oct | 3354001721 |
9 | 1171061754 |
10 | 464520145 |
11 | 219233951 |
12 | 10b697641 |
13 | 75311abb |
14 | 4599baa5 |
15 | 2abaa8ea |
hex | 1bb003d1 |
464520145 has 8 divisors (see below), whose sum is σ = 557579880. Its totient is φ = 371512320.
The previous prime is 464520107. The next prime is 464520169. The reversal of 464520145 is 541025464.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 105493441 + 359026704 = 10271^2 + 18948^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 464520145 - 213 = 464511953 is a prime.
It is a super-2 number, since 2×4645201452 = 431557930221642050, which contains 22 as substring.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10615 + ... + 32275.
It is an arithmetic number, because the mean of its divisors is an integer number (69697485).
Almost surely, 2464520145 is an apocalyptic number.
It is an amenable number.
464520145 is a deficient number, since it is larger than the sum of its proper divisors (93059735).
464520145 is a wasteful number, since it uses less digits than its factorization.
464520145 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 25955.
The product of its (nonzero) digits is 19200, while the sum is 31.
The square root of 464520145 is about 21552.7294095203. The cubic root of 464520145 is about 774.4645041672.
The spelling of 464520145 in words is "four hundred sixty-four million, five hundred twenty thousand, one hundred forty-five".
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