Base | Representation |
---|---|
bin | 10100000001011100… |
… | …11100000110000010 |
3 | 1000202011020211221202 |
4 | 22000232130012002 |
5 | 134003343420223 |
6 | 4534401021202 |
7 | 530246011121 |
oct | 120056340602 |
9 | 30664224852 |
10 | 10749591938 |
11 | 4616956588 |
12 | 2100024802 |
13 | 10240a12b7 |
14 | 73d929ab8 |
15 | 42dac9428 |
hex | 280b9c182 |
10749591938 has 18 divisors (see below), whose sum is σ = 16258554531. Its totient is φ = 5330441604.
The previous prime is 10749591883. The next prime is 10749591953. The reversal of 10749591938 is 83919594701.
It can be written as a sum of positive squares in only one way, i.e., 5374795969 + 5374795969 = 73313^2 + 73313^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=73313.
It is a Duffinian number.
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 24486323 + ... + 24486761.
Almost surely, 210749591938 is an apocalyptic number.
10749591938 is a deficient number, since it is larger than the sum of its proper divisors (5508962593).
10749591938 is an frugal number, since it uses more digits than its factorization.
10749591938 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1214 (or 608 counting only the distinct ones).
The product of its (nonzero) digits is 2449440, while the sum is 56.
The spelling of 10749591938 in words is "ten billion, seven hundred forty-nine million, five hundred ninety-one thousand, nine hundred thirty-eight".
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