Base | Representation |
---|---|
bin | 10010011001001… |
… | …00100010011010 |
3 | 101202022202112200 |
4 | 21030210202122 |
5 | 303444242310 |
6 | 23150551030 |
7 | 3552306015 |
oct | 1114444232 |
9 | 352282480 |
10 | 154290330 |
11 | 7a102677 |
12 | 43808476 |
13 | 25c7196c |
14 | 166c437c |
15 | d82a9c0 |
hex | 932489a |
154290330 has 48 divisors (see below), whose sum is σ = 402709320. Its totient is φ = 40984704.
The previous prime is 154290329. The next prime is 154290349. The reversal of 154290330 is 33092451.
154290330 is a `hidden beast` number, since 1 + 542 + 90 + 3 + 30 = 666.
It can be written as a sum of positive squares in 4 ways, for example, as 112338801 + 41951529 = 10599^2 + 6477^2 .
It is a junction number, because it is equal to n+sod(n) for n = 154290294 and 154290303.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21024 + ... + 27396.
Almost surely, 2154290330 is an apocalyptic number.
154290330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
154290330 is an abundant number, since it is smaller than the sum of its proper divisors (248418990).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
154290330 is a wasteful number, since it uses less digits than its factorization.
154290330 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6655 (or 6652 counting only the distinct ones).
The product of its (nonzero) digits is 3240, while the sum is 27.
The square root of 154290330 is about 12421.3658669246. The cubic root of 154290330 is about 536.3474695274.
The spelling of 154290330 in words is "one hundred fifty-four million, two hundred ninety thousand, three hundred thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.077 sec. • engine limits •