Base | Representation |
---|---|
bin | 101010010101011… |
… | …1010001011010000 |
3 | 10122222222121222011 |
4 | 1110222322023100 |
5 | 10402124100410 |
6 | 352542552304 |
7 | 50126225641 |
oct | 12452721320 |
9 | 3588877864 |
10 | 1420534480 |
11 | 669944642 |
12 | 337898694 |
13 | 1983bb261 |
14 | d69396c8 |
15 | 84a9e18a |
hex | 54aba2d0 |
1420534480 has 40 divisors (see below), whose sum is σ = 3311053704. Its totient is φ = 566784000.
The previous prime is 1420534477. The next prime is 1420534519. The reversal of 1420534480 is 844350241.
It can be written as a sum of positive squares in 4 ways, for example, as 341806144 + 1078728336 = 18488^2 + 32844^2 .
It is a tau number, because it is divible by the number of its divisors (40).
It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9940 + ... + 54220.
Almost surely, 21420534480 is an apocalyptic number.
1420534480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1420534480 is an abundant number, since it is smaller than the sum of its proper divisors (1890519224).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1420534480 is a wasteful number, since it uses less digits than its factorization.
1420534480 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 44695 (or 44689 counting only the distinct ones).
The product of its (nonzero) digits is 15360, while the sum is 31.
The square root of 1420534480 is about 37689.9785088822. The cubic root of 1420534480 is about 1124.1318682011.
The spelling of 1420534480 in words is "one billion, four hundred twenty million, five hundred thirty-four thousand, four hundred eighty".
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