Base | Representation |
---|---|
bin | 101011010111011… |
… | …1101010000111100 |
3 | 10202102010021201122 |
4 | 1112232331100330 |
5 | 10440004301030 |
6 | 400220530112 |
7 | 51026400143 |
oct | 12656752074 |
9 | 3672107648 |
10 | 1455150140 |
11 | 687437924 |
12 | 3473b0938 |
13 | 1a261b0b2 |
14 | db38a75a |
15 | 87b3a8e5 |
hex | 56bbd43c |
1455150140 has 12 divisors (see below), whose sum is σ = 3055815336. Its totient is φ = 582060048.
The previous prime is 1455150133. The next prime is 1455150157. The reversal of 1455150140 is 410515541.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36378734 + ... + 36378773.
It is an arithmetic number, because the mean of its divisors is an integer number (254651278).
Almost surely, 21455150140 is an apocalyptic number.
1455150140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1455150140 is an abundant number, since it is smaller than the sum of its proper divisors (1600665196).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1455150140 is a wasteful number, since it uses less digits than its factorization.
1455150140 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 72757516 (or 72757514 counting only the distinct ones).
The product of its (nonzero) digits is 2000, while the sum is 26.
The square root of 1455150140 is about 38146.4302392766. The cubic root of 1455150140 is about 1133.1896567191.
Adding to 1455150140 its reverse (410515541), we get a palindrome (1865665681).
The spelling of 1455150140 in words is "one billion, four hundred fifty-five million, one hundred fifty thousand, one hundred forty".
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