Base | Representation |
---|---|
bin | 101010101010001… |
… | …1100010111110010 |
3 | 10200202110210110022 |
4 | 1111110130113302 |
5 | 10412421004300 |
6 | 354012203442 |
7 | 50320614203 |
oct | 12524342762 |
9 | 3622423408 |
10 | 1431422450 |
11 | 675000967 |
12 | 33b469582 |
13 | 19a731043 |
14 | d81715aa |
15 | 85a00285 |
hex | 5551c5f2 |
1431422450 has 12 divisors (see below), whose sum is σ = 2662445850. Its totient is φ = 572568960.
The previous prime is 1431422449. The next prime is 1431422483. The reversal of 1431422450 is 542241341.
It can be written as a sum of positive squares in 3 ways, for example, as 903663721 + 527758729 = 30061^2 + 22973^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 14314175 + ... + 14314274.
Almost surely, 21431422450 is an apocalyptic number.
1431422450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1431422450 is a deficient number, since it is larger than the sum of its proper divisors (1231023400).
1431422450 is a wasteful number, since it uses less digits than its factorization.
1431422450 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 28628461 (or 28628456 counting only the distinct ones).
The product of its (nonzero) digits is 3840, while the sum is 26.
The square root of 1431422450 is about 37834.1439707574. The cubic root of 1431422450 is about 1126.9966058463.
Adding to 1431422450 its reverse (542241341), we get a palindrome (1973663791).
The spelling of 1431422450 in words is "one billion, four hundred thirty-one million, four hundred twenty-two thousand, four hundred fifty".
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