Base | Representation |
---|---|
bin | 110110001101001… |
… | …110000001011000 |
3 | 2100101021002020121 |
4 | 312031032001120 |
5 | 3330303404333 |
6 | 230124203024 |
7 | 31352032621 |
oct | 6615160130 |
9 | 2311232217 |
10 | 909434968 |
11 | 427396a52 |
12 | 214699474 |
13 | 11654b000 |
14 | 88ad4a48 |
15 | 54c9232d |
hex | 3634e058 |
909434968 has 64 divisors (see below), whose sum is σ = 1880676000. Its totient is φ = 412154496.
The previous prime is 909434957. The next prime is 909434989. The reversal of 909434968 is 869434909.
It is a super-2 number, since 2×9094349682 = 1654143922042322048, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (52).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1036546 + ... + 1037422.
Almost surely, 2909434968 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 909434968, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (940338000).
909434968 is an abundant number, since it is smaller than the sum of its proper divisors (971241032).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
909434968 is a wasteful number, since it uses less digits than its factorization.
909434968 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 981 (or 951 counting only the distinct ones).
The product of its (nonzero) digits is 1679616, while the sum is 52.
The square root of 909434968 is about 30156.8394895752. The cubic root of 909434968 is about 968.8515007183.
The spelling of 909434968 in words is "nine hundred nine million, four hundred thirty-four thousand, nine hundred sixty-eight".
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