Base | Representation |
---|---|
bin | 10001100010101… |
… | …01011010101001 |
3 | 101020220000112201 |
4 | 20301111122221 |
5 | 300132304010 |
6 | 22333540201 |
7 | 3434521135 |
oct | 1061253251 |
9 | 336800481 |
10 | 147150505 |
11 | 76076397 |
12 | 41344661 |
13 | 24641c08 |
14 | 157863c5 |
15 | cdba23a |
hex | 8c556a9 |
147150505 has 4 divisors (see below), whose sum is σ = 176580612. Its totient is φ = 117720400.
The previous prime is 147150499. The next prime is 147150511. The reversal of 147150505 is 505051741.
It is a semiprime because it is the product of two primes.
It is an interprime number because it is at equal distance from previous prime (147150499) and next prime (147150511).
It can be written as a sum of positive squares in 2 ways, for example, as 105431824 + 41718681 = 10268^2 + 6459^2 .
It is a de Polignac number, because none of the positive numbers 2k-147150505 is a prime.
It is a super-2 number, since 2×1471505052 = 43306542243510050, which contains 22 as substring.
It is a Duffinian number.
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 3 ways as a sum of consecutive naturals, for example, 14715046 + ... + 14715055.
It is an arithmetic number, because the mean of its divisors is an integer number (44145153).
Almost surely, 2147150505 is an apocalyptic number.
It is an amenable number.
147150505 is a deficient number, since it is larger than the sum of its proper divisors (29430107).
147150505 is an equidigital number, since it uses as much as digits as its factorization.
147150505 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 29430106.
The product of its (nonzero) digits is 3500, while the sum is 28.
The square root of 147150505 is about 12130.5607867073. The cubic root of 147150505 is about 527.9432630055.
The spelling of 147150505 in words is "one hundred forty-seven million, one hundred fifty thousand, five hundred five".
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