Base | Representation |
---|---|
bin | 101011001110111… |
… | …0101110011100100 |
3 | 10202002200022201110 |
4 | 1112131311303210 |
5 | 10432332210030 |
6 | 355540425020 |
7 | 50643301413 |
oct | 12635656344 |
9 | 3662608643 |
10 | 1450663140 |
11 | 684952763 |
12 | 3459a8170 |
13 | 1a1709974 |
14 | da93d47a |
15 | 875511b0 |
hex | 56775ce4 |
1450663140 has 24 divisors (see below), whose sum is σ = 4061856960. Its totient is φ = 386843488.
The previous prime is 1450663139. The next prime is 1450663141. The reversal of 1450663140 is 413660541.
It is an interprime number because it is at equal distance from previous prime (1450663139) and next prime (1450663141).
It is a Harshad number since it is a multiple of its sum of digits (30).
It is a junction number, because it is equal to n+sod(n) for n = 1450663098 and 1450663107.
It is not an unprimeable number, because it can be changed into a prime (1450663141) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12088800 + ... + 12088919.
It is an arithmetic number, because the mean of its divisors is an integer number (169244040).
Almost surely, 21450663140 is an apocalyptic number.
1450663140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1450663140 is an abundant number, since it is smaller than the sum of its proper divisors (2611193820).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1450663140 is a wasteful number, since it uses less digits than its factorization.
1450663140 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 24177731 (or 24177729 counting only the distinct ones).
The product of its (nonzero) digits is 8640, while the sum is 30.
The square root of 1450663140 is about 38087.5719887735. The cubic root of 1450663140 is about 1132.0237158271.
The spelling of 1450663140 in words is "one billion, four hundred fifty million, six hundred sixty-three thousand, one hundred forty".
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