Base | Representation |
---|---|
bin | 101101100010001000000… |
… | …110011010010110110000 |
3 | 102002010112202100201000000 |
4 | 231202020012122112300 |
5 | 402231213002324210 |
6 | 10353241324430000 |
7 | 442031010352500 |
oct | 55421006322660 |
9 | 12063482321000 |
10 | 3129019573680 |
11 | aa7011a81020 |
12 | 4265123a8300 |
13 | 1990b055b900 |
14 | ab6340aba00 |
15 | 565d6490ac0 |
hex | 2d88819a5b0 |
3129019573680 has 5040 divisors, whose sum is σ = 16286219043840. Its totient is φ = 550242201600.
The previous prime is 3129019573591. The next prime is 3129019573681. The reversal of 3129019573680 is 863759109213.
3129019573680 is a `hidden beast` number, since 3 + 1 + 2 + 9 + 0 + 1 + 9 + 573 + 68 + 0 = 666.
It is a tau number, because it is divible by the number of its divisors (5040).
It is a Harshad number since it is a multiple of its sum of digits (54).
It is not an unprimeable number, because it can be changed into a prime (3129019573681) by changing a digit.
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 1007 ways as a sum of consecutive naturals, for example, 100936115265 + ... + 100936115295.
Almost surely, 23129019573680 is an apocalyptic number.
3129019573680 is a gapful number since it is divisible by the number (30) 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 3129019573680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8143109521920).
3129019573680 is an abundant number, since it is smaller than the sum of its proper divisors (13157199470160).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3129019573680 is a wasteful number, since it uses less digits than its factorization.
3129019573680 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 132 (or 91 counting only the distinct ones).
The product of its (nonzero) digits is 2449440, while the sum is 54.
The spelling of 3129019573680 in words is "three trillion, one hundred twenty-nine billion, nineteen million, five hundred seventy-three thousand, six hundred eighty".
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