Base | Representation |
---|---|
bin | 10100100110000011110… |
… | …001010001110000000000 |
3 | 12000022000112220201222011 |
4 | 110212003301101300000 |
5 | 141141420233122230 |
6 | 3002054213422304 |
7 | 204151223534200 |
oct | 24460361216000 |
9 | 5008015821864 |
10 | 1415254973440 |
11 | 4a622a59a660 |
12 | 1aa35203a994 |
13 | a35c5217289 |
14 | 4c6da642400 |
15 | 26c3253be2a |
hex | 14983c51c00 |
1415254973440 has 1056 divisors, whose sum is σ = 4529221152768. Its totient is φ = 419069952000.
The previous prime is 1415254973417. The next prime is 1415254973441. The reversal of 1415254973440 is 443794525141.
It is a Harshad number since it is a multiple of its sum of digits (49).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1415254973441) by changing a digit.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 6074055564 + ... + 6074055796.
Almost surely, 21415254973440 is an apocalyptic number.
1415254973440 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 1415254973440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2264610576384).
1415254973440 is an abundant number, since it is smaller than the sum of its proper divisors (3113966179328).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1415254973440 is a wasteful number, since it uses less digits than its factorization.
1415254973440 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 385 (or 360 counting only the distinct ones).
The product of its (nonzero) digits is 2419200, while the sum is 49.
The spelling of 1415254973440 in words is "one trillion, four hundred fifteen billion, two hundred fifty-four million, nine hundred seventy-three thousand, four hundred forty".
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