Base | Representation |
---|---|
bin | 101011010101010… |
… | …1010010101001101 |
3 | 10202100000001222020 |
4 | 1112222222111031 |
5 | 10434212232023 |
6 | 400140440353 |
7 | 51014000031 |
oct | 12652522515 |
9 | 3670001866 |
10 | 1454024013 |
11 | 686838842 |
12 | 346b490b9 |
13 | 1a2315650 |
14 | db1761c1 |
15 | 879b6de3 |
hex | 56aaa54d |
1454024013 has 16 divisors (see below), whose sum is σ = 2093110656. Its totient is φ = 892520640.
The previous prime is 1454023951. The next prime is 1454024023. The reversal of 1454024013 is 3104204541.
It is not a de Polignac number, because 1454024013 - 216 = 1453958477 is a prime.
It is a super-2 number, since 2×14540240132 = 4228371660761248338, which contains 22 as substring.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1454024023) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31473 + ... + 62438.
It is an arithmetic number, because the mean of its divisors is an integer number (130819416).
Almost surely, 21454024013 is an apocalyptic number.
1454024013 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
It is an amenable number.
1454024013 is a deficient number, since it is larger than the sum of its proper divisors (639086643).
1454024013 is a wasteful number, since it uses less digits than its factorization.
1454024013 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 94324.
The product of its (nonzero) digits is 1920, while the sum is 24.
The square root of 1454024013 is about 38131.6668007052. Note that the first 3 decimals coincide. The cubic root of 1454024013 is about 1132.8972596744.
Adding to 1454024013 its reverse (3104204541), we get a palindrome (4558228554).
The spelling of 1454024013 in words is "one billion, four hundred fifty-four million, twenty-four thousand, thirteen".
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