Base | Representation |
---|---|
bin | 10101000010000100011… |
… | …101110111110010000000 |
3 | 12010011122122002021100222 |
4 | 111002010131313302000 |
5 | 142140014321401444 |
6 | 3023550500402212 |
7 | 206264442330020 |
oct | 25020435676200 |
9 | 5104578067328 |
10 | 1445331434624 |
11 | 507a63a08050 |
12 | 1b41466a6368 |
13 | a63a93a0a7c |
14 | 4dd50cb1a80 |
15 | 278e2c1aeee |
hex | 15084777c80 |
1445331434624 has 128 divisors (see below), whose sum is σ = 3625411132800. Its totient is φ = 557540352000.
The previous prime is 1445331434609. The next prime is 1445331434663. The reversal of 1445331434624 is 4264341335441.
It is a tau number, because it is divible by the number of its divisors (128).
It is a hoax number, since the sum of its digits (44) coincides with the sum of the digits of its distinct prime factors.
It is a Harshad number since it is a multiple of its sum of digits (44).
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, 269492 + ... + 1721420.
It is an arithmetic number, because the mean of its divisors is an integer number (28323524475).
Almost surely, 21445331434624 is an apocalyptic number.
1445331434624 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1445331434624, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1812705566400).
1445331434624 is an abundant number, since it is smaller than the sum of its proper divisors (2180079698176).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1445331434624 is a wasteful number, since it uses less digits than its factorization.
1445331434624 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1452062 (or 1452050 counting only the distinct ones).
The product of its digits is 1658880, while the sum is 44.
The spelling of 1445331434624 in words is "one trillion, four hundred forty-five billion, three hundred thirty-one million, four hundred thirty-four thousand, six hundred twenty-four".
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