Base | Representation |
---|---|
bin | 1000011101000001100… |
… | …1010011000011100010 |
3 | 111212212100021020122121 |
4 | 2013100121103003202 |
5 | 4334412413311341 |
6 | 150415015254454 |
7 | 13330640305501 |
oct | 2072031230342 |
9 | 455770236577 |
10 | 145230213346 |
11 | 5665673a909 |
12 | 2419137a42a |
13 | 10906325caa |
14 | 705a0d8838 |
15 | 3b9ee9e4d1 |
hex | 21d06530e2 |
145230213346 has 64 divisors (see below), whose sum is σ = 235354014720. Its totient is φ = 67045366080.
The previous prime is 145230213307. The next prime is 145230213347. The reversal of 145230213346 is 643312032541.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (145230213347) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 61251541 + ... + 61253911.
It is an arithmetic number, because the mean of its divisors is an integer number (3677406480).
Almost surely, 2145230213346 is an apocalyptic number.
145230213346 is a deficient number, since it is larger than the sum of its proper divisors (90123801374).
145230213346 is a wasteful number, since it uses less digits than its factorization.
145230213346 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2791.
The product of its (nonzero) digits is 51840, while the sum is 34.
Adding to 145230213346 its reverse (643312032541), we get a palindrome (788542245887).
The spelling of 145230213346 in words is "one hundred forty-five billion, two hundred thirty million, two hundred thirteen thousand, three hundred forty-six".
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