Base | Representation |
---|---|
bin | 1000010100110010100… |
… | …1010010001010011000 |
3 | 111200011022000012022211 |
4 | 2011030221102022120 |
5 | 4320401032431410 |
6 | 145411414524504 |
7 | 13222110224260 |
oct | 2051451221230 |
9 | 450138005284 |
10 | 143019811480 |
11 | 55721a56207 |
12 | 23875066734 |
13 | 106433c1bb0 |
14 | 6cca7107a0 |
15 | 3ac0dca68a |
hex | 214ca52298 |
143019811480 has 256 divisors, whose sum is σ = 399893760000. Its totient is φ = 44827250688.
The previous prime is 143019811471. The next prime is 143019811499. The reversal of 143019811480 is 84118910341.
It is a Harshad number since it is a multiple of its sum of digits (40).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 251352636 + ... + 251353204.
It is an arithmetic number, because the mean of its divisors is an integer number (1562085000).
Almost surely, 2143019811480 is an apocalyptic number.
143019811480 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 143019811480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (199946880000).
143019811480 is an abundant number, since it is smaller than the sum of its proper divisors (256873948520).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
143019811480 is a wasteful number, since it uses less digits than its factorization.
143019811480 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1146 (or 1142 counting only the distinct ones).
The product of its (nonzero) digits is 27648, while the sum is 40.
The spelling of 143019811480 in words is "one hundred forty-three billion, nineteen million, eight hundred eleven thousand, four hundred eighty".
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