Base | Representation |
---|---|
bin | 1000011001011101001… |
… | …1001101001101010100 |
3 | 111210101120210222110020 |
4 | 2012113103031031110 |
5 | 4330432203041340 |
6 | 150140000225140 |
7 | 13265126305545 |
oct | 2062723151524 |
9 | 453346728406 |
10 | 144272315220 |
11 | 56204a62870 |
12 | 23b6460b1b0 |
13 | 107b2a3a277 |
14 | 6da8bca4cc |
15 | 3b45d379d0 |
hex | 21974cd354 |
144272315220 has 96 divisors (see below), whose sum is σ = 442628153856. Its totient is φ = 34820995200.
The previous prime is 144272315219. The next prime is 144272315221. The reversal of 144272315220 is 22513272441.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (144272315219) and next prime (144272315221).
It is a Harshad number since it is a multiple of its sum of digits (33).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (144272315221) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 331666 + ... + 631305.
It is an arithmetic number, because the mean of its divisors is an integer number (4610709936).
Almost surely, 2144272315220 is an apocalyptic number.
144272315220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
144272315220 is an abundant number, since it is smaller than the sum of its proper divisors (298355838636).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
144272315220 is a wasteful number, since it uses less digits than its factorization.
144272315220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 963221 (or 963219 counting only the distinct ones).
The product of its (nonzero) digits is 26880, while the sum is 33.
Adding to 144272315220 its reverse (22513272441), we get a palindrome (166785587661).
The spelling of 144272315220 in words is "one hundred forty-four billion, two hundred seventy-two million, three hundred fifteen thousand, two hundred twenty".
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