Base | Representation |
---|---|
bin | 1000011010011101000… |
… | …0110110001111011000 |
3 | 111211002020202111102210 |
4 | 2012213100312033120 |
5 | 4332004233213222 |
6 | 150222324355120 |
7 | 13304560565442 |
oct | 2064720661730 |
9 | 454066674383 |
10 | 144540132312 |
11 | 56332155804 |
12 | 2401a245aa0 |
13 | 1082637a614 |
14 | 6dd25c3492 |
15 | 3b5e5dad0c |
hex | 21a74363d8 |
144540132312 has 32 divisors (see below), whose sum is σ = 365924390400. Its totient is φ = 47570169504.
The previous prime is 144540132301. The next prime is 144540132323. The reversal of 144540132312 is 213231045441.
It is an interprime number because it is at equal distance from previous prime (144540132301) and next prime (144540132323).
It is a self number, because there is not a number n which added to its sum of digits gives 144540132312.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38115228 + ... + 38119019.
It is an arithmetic number, because the mean of its divisors is an integer number (11435137200).
Almost surely, 2144540132312 is an apocalyptic number.
144540132312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
144540132312 is an abundant number, since it is smaller than the sum of its proper divisors (221384258088).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
144540132312 is a wasteful number, since it uses less digits than its factorization.
144540132312 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 76234335 (or 76234331 counting only the distinct ones).
The product of its (nonzero) digits is 11520, while the sum is 30.
Adding to 144540132312 its reverse (213231045441), we get a palindrome (357771177753).
The spelling of 144540132312 in words is "one hundred forty-four billion, five hundred forty million, one hundred thirty-two thousand, three hundred twelve".
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