Base | Representation |
---|---|
bin | 1000010110110110010… |
… | …0111001010110001010 |
3 | 111201120210121222222020 |
4 | 2011231210321112022 |
5 | 4323014002400021 |
6 | 145542312505310 |
7 | 13241566331322 |
oct | 2055544712612 |
9 | 451523558866 |
10 | 143572309386 |
11 | 5598590a050 |
12 | 239aa0ab236 |
13 | 107009c832c |
14 | 6d3dc50282 |
15 | 3b046637c6 |
hex | 216d93958a |
143572309386 has 32 divisors (see below), whose sum is σ = 313446786048. Its totient is φ = 43479245040.
The previous prime is 143572309369. The next prime is 143572309409. The reversal of 143572309386 is 683903275341.
It is a super-2 number, since 2×1435723093862 (a number of 23 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 582616 + ... + 791571.
It is an arithmetic number, because the mean of its divisors is an integer number (9795212064).
It is a 1-persistent number, because it is pandigital, but 2⋅143572309386 = 287144618772 is not.
Almost surely, 2143572309386 is an apocalyptic number.
143572309386 is an abundant number, since it is smaller than the sum of its proper divisors (169874476662).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
143572309386 is a wasteful number, since it uses less digits than its factorization.
143572309386 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1375786.
The product of its (nonzero) digits is 3265920, while the sum is 51.
The spelling of 143572309386 in words is "one hundred forty-three billion, five hundred seventy-two million, three hundred nine thousand, three hundred eighty-six".
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