Base | Representation |
---|---|
bin | 1000111101110100111… |
… | …0100101100100101100 |
3 | 112201120222212022100220 |
4 | 2033131032211210230 |
5 | 10010431033202022 |
6 | 154432442051340 |
7 | 14062066446102 |
oct | 2173516454454 |
9 | 481528768326 |
10 | 154035444012 |
11 | 5a364aa0a4a |
12 | 25a2a1a9b50 |
13 | 116aa630a58 |
14 | 76536cdc72 |
15 | 401800685c |
hex | 23dd3a592c |
154035444012 has 24 divisors (see below), whose sum is σ = 361621046976. Its totient is φ = 51030146448.
The previous prime is 154035444001. The next prime is 154035444089. The reversal of 154035444012 is 210444530451.
It is a happy number.
It is a super-2 number, since 2×1540354440122 (a number of 23 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39373158 + ... + 39377069.
It is an arithmetic number, because the mean of its divisors is an integer number (15067543624).
Almost surely, 2154035444012 is an apocalyptic number.
154035444012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
154035444012 is an abundant number, since it is smaller than the sum of its proper divisors (207585602964).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
154035444012 is a wasteful number, since it uses less digits than its factorization.
154035444012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 78750397 (or 78750395 counting only the distinct ones).
The product of its (nonzero) digits is 38400, while the sum is 33.
Adding to 154035444012 its reverse (210444530451), we get a palindrome (364479974463).
The spelling of 154035444012 in words is "one hundred fifty-four billion, thirty-five million, four hundred forty-four thousand, twelve".
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