Base | Representation |
---|---|
bin | 101010101010000… |
… | …1010111111100000 |
3 | 10200202100011210210 |
4 | 1111110022333200 |
5 | 10412411220024 |
6 | 354010454120 |
7 | 50320166520 |
oct | 12524127740 |
9 | 3622304723 |
10 | 1431351264 |
11 | 674a62432 |
12 | 33b434340 |
13 | 19a707815 |
14 | d8153680 |
15 | 859d9129 |
hex | 5550afe0 |
1431351264 has 96 divisors (see below), whose sum is σ = 4304192256. Its totient is φ = 407992320.
The previous prime is 1431351247. The next prime is 1431351281. The reversal of 1431351264 is 4621531341.
It is an interprime number because it is at equal distance from previous prime (1431351247) and next prime (1431351281).
It is a tau number, because it is divible by the number of its divisors (96).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 311544 + ... + 316104.
It is an arithmetic number, because the mean of its divisors is an integer number (44835336).
Almost surely, 21431351264 is an apocalyptic number.
1431351264 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1431351264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2152096128).
1431351264 is an abundant number, since it is smaller than the sum of its proper divisors (2872840992).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1431351264 is a wasteful number, since it uses less digits than its factorization.
1431351264 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5048 (or 5040 counting only the distinct ones).
The product of its digits is 8640, while the sum is 30.
The square root of 1431351264 is about 37833.2031950772. The cubic root of 1431351264 is about 1126.9779233322.
The spelling of 1431351264 in words is "one billion, four hundred thirty-one million, three hundred fifty-one thousand, two hundred sixty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.197 sec. • engine limits •