Base | Representation |
---|---|
bin | 101010111100100010011… |
… | …010000010011011111100 |
3 | 101110010121120200112002222 |
4 | 222330202122002123330 |
5 | 341323044231032140 |
6 | 10135434402104512 |
7 | 423134656154156 |
oct | 52744232023374 |
9 | 11403546615088 |
10 | 2951219783420 |
11 | a386726a1aa7 |
12 | 3b7b7164b138 |
13 | 1853b66c031c |
14 | a2ba85a5ad6 |
15 | 51b7bee65b5 |
hex | 2af226826fc |
2951219783420 has 48 divisors (see below), whose sum is σ = 6315344013888. Its totient is φ = 1158059136000.
The previous prime is 2951219783381. The next prime is 2951219783429. The reversal of 2951219783420 is 243879121592.
2951219783420 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Smith number, since the sum of its digits (53) coincides with the sum of the digits of its prime factors.
It is a Harshad number since it is a multiple of its sum of digits (53).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2951219783429) 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, 7880420 + ... + 8246420.
It is an arithmetic number, because the mean of its divisors is an integer number (131569666956).
Almost surely, 22951219783420 is an apocalyptic number.
2951219783420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2951219783420 is an abundant number, since it is smaller than the sum of its proper divisors (3364124230468).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2951219783420 is a wasteful number, since it uses less digits than its factorization.
2951219783420 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 373670 (or 373668 counting only the distinct ones).
The product of its (nonzero) digits is 2177280, while the sum is 53.
The spelling of 2951219783420 in words is "two trillion, nine hundred fifty-one billion, two hundred nineteen million, seven hundred eighty-three thousand, four hundred twenty".
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