Base | Representation |
---|---|
bin | 101011011011110… |
… | …1010001110011100 |
3 | 10202120102012002200 |
4 | 1112313222032130 |
5 | 10441100301302 |
6 | 400341451500 |
7 | 51054651201 |
oct | 12667521634 |
9 | 3676365080 |
10 | 1457431452 |
11 | 688755904 |
12 | 348110b90 |
13 | 1a2c39599 |
14 | db7c1ca8 |
15 | 87e3b81c |
hex | 56dea39c |
1457431452 has 36 divisors (see below), whose sum is σ = 3746510040. Its totient is φ = 477575712.
The previous prime is 1457431447. The next prime is 1457431463. The reversal of 1457431452 is 2541347541.
1457431452 is a `hidden beast` number, since 1 + 4 + 574 + 31 + 4 + 52 = 666.
It is a tau number, because it is divible by the number of its divisors (36).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 340963 + ... + 345210.
Almost surely, 21457431452 is an apocalyptic number.
1457431452 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
1457431452 is an abundant number, since it is smaller than the sum of its proper divisors (2289078588).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1457431452 is a wasteful number, since it uses less digits than its factorization.
1457431452 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 686242 (or 686237 counting only the distinct ones).
The product of its digits is 67200, while the sum is 36.
The square root of 1457431452 is about 38176.3205665502. The cubic root of 1457431452 is about 1133.7815336453.
Adding to 1457431452 its reverse (2541347541), we get a palindrome (3998778993).
The spelling of 1457431452 in words is "one billion, four hundred fifty-seven million, four hundred thirty-one thousand, four hundred fifty-two".
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