Base | Representation |
---|---|
bin | 10100111101001011001… |
… | …111101011110011111100 |
3 | 12002200002101220020111200 |
4 | 110331023033223303330 |
5 | 142043234032300342 |
6 | 3021321220015500 |
7 | 206020302555222 |
oct | 24751317536374 |
9 | 5080071806450 |
10 | 1440076446972 |
11 | 505807680049 |
12 | 1b311a831590 |
13 | a5a4c774517 |
14 | 4d9b2dd6b12 |
15 | 276d66e794c |
hex | 14f4b3ebcfc |
1440076446972 has 144 divisors (see below), whose sum is σ = 3676472479680. Its totient is φ = 475275009024.
The previous prime is 1440076446967. The next prime is 1440076446973. The reversal of 1440076446972 is 2796446700441.
It is a happy number.
1440076446972 is a `hidden beast` number, since 1 + 4 + 40 + 0 + 76 + 4 + 469 + 72 = 666.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1440076446973) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1444409178 + ... + 1444410174.
Almost surely, 21440076446972 is an apocalyptic number.
1440076446972 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
1440076446972 is an abundant number, since it is smaller than the sum of its proper divisors (2236396032708).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1440076446972 is a wasteful number, since it uses less digits than its factorization.
1440076446972 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2052 (or 2047 counting only the distinct ones).
The product of its (nonzero) digits is 8128512, while the sum is 54.
The spelling of 1440076446972 in words is "one trillion, four hundred forty billion, seventy-six million, four hundred forty-six thousand, nine hundred seventy-two".
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