Base | Representation |
---|---|
bin | 10110011000111000… |
… | …11011000010101111 |
3 | 1011000200122002101201 |
4 | 23030130123002233 |
5 | 144104100444310 |
6 | 5304420550331 |
7 | 603602532301 |
oct | 131434330257 |
9 | 34020562351 |
10 | 12019937455 |
11 | 5108a39a09 |
12 | 23b55523a7 |
13 | 1197325636 |
14 | 82052b971 |
15 | 4a53ace3a |
hex | 2cc71b0af |
12019937455 has 16 divisors (see below), whose sum is σ = 14668802208. Its totient is φ = 9452880000.
The previous prime is 12019937443. The next prime is 12019937473. The reversal of 12019937455 is 55473991021.
It is a de Polignac number, because none of the positive numbers 2k-12019937455 is a prime.
It is a super-2 number, since 2×120199374552 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 569440 + ... + 590170.
It is an arithmetic number, because the mean of its divisors is an integer number (916800138).
Almost surely, 212019937455 is an apocalyptic number.
12019937455 is a deficient number, since it is larger than the sum of its proper divisors (2648864753).
12019937455 is a wasteful number, since it uses less digits than its factorization.
12019937455 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22698.
The product of its (nonzero) digits is 340200, while the sum is 46.
The spelling of 12019937455 in words is "twelve billion, nineteen million, nine hundred thirty-seven thousand, four hundred fifty-five".
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