Base | Representation |
---|---|
bin | 1000011101000100101… |
… | …0110101111010000010 |
3 | 111212220020201002120112 |
4 | 2013101022311322002 |
5 | 4334424224414104 |
6 | 150420201511322 |
7 | 13331155561022 |
oct | 2072112657202 |
9 | 455806632515 |
10 | 145243201154 |
11 | 56663000837 |
12 | 241957a2542 |
13 | 10908c2279c |
14 | 705bb19a82 |
15 | 3ba11b786e |
hex | 21d12b5e82 |
145243201154 has 8 divisors (see below), whose sum is σ = 217868850300. Its totient is φ = 72620251056.
The previous prime is 145243201093. The next prime is 145243201177. The reversal of 145243201154 is 451102342541.
It can be written as a sum of positive squares in 2 ways, for example, as 144306535129 + 936666025 = 379877^2 + 30605^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×1452432011542 (a number of 23 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 145243201154.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 534389 + ... + 758984.
Almost surely, 2145243201154 is an apocalyptic number.
145243201154 is a deficient number, since it is larger than the sum of its proper divisors (72625649146).
145243201154 is a wasteful number, since it uses less digits than its factorization.
145243201154 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1349524.
The product of its (nonzero) digits is 19200, while the sum is 32.
Adding to 145243201154 its reverse (451102342541), we get a palindrome (596345543695).
The spelling of 145243201154 in words is "one hundred forty-five billion, two hundred forty-three million, two hundred one thousand, one hundred fifty-four".
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