Base | Representation |
---|---|
bin | 11011111110110… |
… | …000001111110100 |
3 | 1012201022210021120 |
4 | 123332300033310 |
5 | 1430133413010 |
6 | 114325343540 |
7 | 14430064161 |
oct | 3376601764 |
9 | 1181283246 |
10 | 469435380 |
11 | 220a90827 |
12 | 111267bb0 |
13 | 7634311b |
14 | 464bb068 |
15 | 2b32be70 |
hex | 1bfb03f4 |
469435380 has 96 divisors (see below), whose sum is σ = 1346096640. Its totient is φ = 122204160.
The previous prime is 469435357. The next prime is 469435381. The reversal of 469435380 is 83534964.
It is a super-5 number, since 5×4694353805 (a number of 45 digits) contains 55555 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (469435381) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 459270 + ... + 460290.
It is an arithmetic number, because the mean of its divisors is an integer number (14021840).
Almost surely, 2469435380 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 469435380, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (673048320).
469435380 is an abundant number, since it is smaller than the sum of its proper divisors (876661260).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
469435380 is a wasteful number, since it uses less digits than its factorization.
469435380 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1209 (or 1207 counting only the distinct ones).
The product of its (nonzero) digits is 311040, while the sum is 42.
The square root of 469435380 is about 21666.4574861697. The cubic root of 469435380 is about 777.1865438952.
The spelling of 469435380 in words is "four hundred sixty-nine million, four hundred thirty-five thousand, three hundred eighty".
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