Base | Representation |
---|---|
bin | 1000111100111000010… |
… | …0010001100110000000 |
3 | 112200221021020101222000 |
4 | 2033032010101212000 |
5 | 10004420424114441 |
6 | 154351314144000 |
7 | 14052560430246 |
oct | 2171604214600 |
9 | 480837211860 |
10 | 153781082496 |
11 | 5a244459418 |
12 | 25978b82000 |
13 | 11669a22092 |
14 | 762b9da796 |
15 | 4000a102b6 |
hex | 23ce111980 |
153781082496 has 128 divisors (see below), whose sum is σ = 477755760000. Its totient is φ = 48562426368.
The previous prime is 153781082491. The next prime is 153781082549. The reversal of 153781082496 is 694280187351.
153781082496 is a `hidden beast` number, since 1 + 5 + 3 + 78 + 1 + 0 + 82 + 496 = 666.
It is a tau number, because it is divible by the number of its divisors (128).
It is a Harshad number since it is a multiple of its sum of digits (54).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (153781082491) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1105306 + ... + 1236633.
It is an arithmetic number, because the mean of its divisors is an integer number (3732466875).
It is a 1-persistent number, because it is pandigital, but 2⋅153781082496 = 307562164992 is not.
Almost surely, 2153781082496 is an apocalyptic number.
153781082496 is a gapful number since it is divisible by the number (16) formed by its first and last digit.
It is an amenable number.
153781082496 is an abundant number, since it is smaller than the sum of its proper divisors (323974677504).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
153781082496 is a wasteful number, since it uses less digits than its factorization.
153781082496 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2341981 (or 2341963 counting only the distinct ones).
The product of its (nonzero) digits is 2903040, while the sum is 54.
The spelling of 153781082496 in words is "one hundred fifty-three billion, seven hundred eighty-one million, eighty-two thousand, four hundred ninety-six".
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