Base | Representation |
---|---|
bin | 100000001010110… |
… | …1010101000110010 |
3 | 2210020010021220201 |
4 | 1000111222220302 |
5 | 4202312441430 |
6 | 255035425414 |
7 | 35514634300 |
oct | 10025525062 |
9 | 2706107821 |
10 | 1079421490 |
11 | 50433a384 |
12 | 2615b526a |
13 | 142827154 |
14 | a3503270 |
15 | 64b6d8ca |
hex | 4056aa32 |
1079421490 has 48 divisors (see below), whose sum is σ = 2263253400. Its totient is φ = 369583872.
The previous prime is 1079421481. The next prime is 1079421527. The reversal of 1079421490 is 941249701.
It can be written as a sum of positive squares in 4 ways, for example, as 863125641 + 216295849 = 29379^2 + 14707^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 630756 + ... + 632464.
Almost surely, 21079421490 is an apocalyptic number.
1079421490 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1079421490 is an abundant number, since it is smaller than the sum of its proper divisors (1183831910).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1079421490 is a wasteful number, since it uses less digits than its factorization.
1079421490 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3019 (or 3012 counting only the distinct ones).
The product of its (nonzero) digits is 18144, while the sum is 37.
The square root of 1079421490 is about 32854.5505219597. The cubic root of 1079421490 is about 1025.8023430304.
The spelling of 1079421490 in words is "one billion, seventy-nine million, four hundred twenty-one thousand, four hundred ninety".
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