Base | Representation |
---|---|
bin | 11101110010010000011… |
… | …11100010111110011100 |
3 | 10121211121111110122012002 |
4 | 32321020033202332130 |
5 | 113231423022021140 |
6 | 2102052223101432 |
7 | 133640105414501 |
oct | 16711017427634 |
9 | 3554544418162 |
10 | 1023414251420 |
11 | 365033734600 |
12 | 146417441878 |
13 | 7567a118c92 |
14 | 37767d694a8 |
15 | 1b94c102415 |
hex | ee483e2f9c |
1023414251420 has 72 divisors (see below), whose sum is σ = 2364858795600. Its totient is φ = 371749227520.
The previous prime is 1023414251393. The next prime is 1023414251443. The reversal of 1023414251420 is 241524143201.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2020571 + ... + 2475789.
It is an arithmetic number, because the mean of its divisors is an integer number (32845261050).
Almost surely, 21023414251420 is an apocalyptic number.
1023414251420 is a gapful number since it is divisible by the number (10) 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 1023414251420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1182429397800).
1023414251420 is an abundant number, since it is smaller than the sum of its proper divisors (1341444544180).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1023414251420 is a wasteful number, since it uses less digits than its factorization.
1023414251420 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 456179 (or 456166 counting only the distinct ones).
The product of its (nonzero) digits is 7680, while the sum is 29.
Adding to 1023414251420 its reverse (241524143201), we get a palindrome (1264938394621).
The spelling of 1023414251420 in words is "one trillion, twenty-three billion, four hundred fourteen million, two hundred fifty-one thousand, four hundred twenty".
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