Base | Representation |
---|---|
bin | 111010011110100… |
… | …100111010011100 |
3 | 2112101002202000110 |
4 | 322132210322130 |
5 | 4002130002134 |
6 | 241204130020 |
7 | 33212106330 |
oct | 7236447234 |
9 | 2471082013 |
10 | 981094044 |
11 | 463890527 |
12 | 234696910 |
13 | 12834aa28 |
14 | 944297c0 |
15 | 5b1e97e9 |
hex | 3a7a4e9c |
981094044 has 48 divisors (see below), whose sum is σ = 2627251200. Its totient is φ = 279134016.
The previous prime is 981094033. The next prime is 981094057. The reversal of 981094044 is 440490189.
It is a junction number, because it is equal to n+sod(n) for n = 981093993 and 981094011.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4359 + ... + 44510.
It is an arithmetic number, because the mean of its divisors is an integer number (54734400).
Almost surely, 2981094044 is an apocalyptic number.
It is an amenable number.
981094044 is an abundant number, since it is smaller than the sum of its proper divisors (1646157156).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
981094044 is a wasteful number, since it uses less digits than its factorization.
981094044 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 49122 (or 49120 counting only the distinct ones).
The product of its (nonzero) digits is 41472, while the sum is 39.
The square root of 981094044 is about 31322.4207876722. The cubic root of 981094044 is about 993.6578771768.
The spelling of 981094044 in words is "nine hundred eighty-one million, ninety-four thousand, forty-four".
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