Base | Representation |
---|---|
bin | 10000111011101… |
… | …01011101100100 |
3 | 100220021022201102 |
4 | 20131311131210 |
5 | 242330221014 |
6 | 22032215232 |
7 | 3343211351 |
oct | 1035653544 |
9 | 326238642 |
10 | 142038884 |
11 | 731a4a09 |
12 | 3b69a518 |
13 | 235723a0 |
14 | 14c15628 |
15 | c70a8de |
hex | 8775764 |
142038884 has 12 divisors (see below), whose sum is σ = 267688764. Its totient is φ = 65556384.
The previous prime is 142038877. The next prime is 142038913. The reversal of 142038884 is 488830241.
It can be written as a sum of positive squares in 2 ways, for example, as 86118400 + 55920484 = 9280^2 + 7478^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1365707 + ... + 1365810.
It is an arithmetic number, because the mean of its divisors is an integer number (22307397).
Almost surely, 2142038884 is an apocalyptic number.
It is an amenable number.
142038884 is a deficient number, since it is larger than the sum of its proper divisors (125649880).
142038884 is a wasteful number, since it uses less digits than its factorization.
142038884 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2731534 (or 2731532 counting only the distinct ones).
The product of its (nonzero) digits is 49152, while the sum is 38.
The square root of 142038884 is about 11918.0067125338. The cubic root of 142038884 is about 521.7579604343.
It can be divided in two parts, 1420 and 38884, that added together give a palindrome (40304).
The spelling of 142038884 in words is "one hundred forty-two million, thirty-eight thousand, eight hundred eighty-four".
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