Base | Representation |
---|---|
bin | 1010001011001… |
… | …0001101011100 |
3 | 2222022000100001 |
4 | 2202302031130 |
5 | 41411013423 |
6 | 4122344044 |
7 | 1025500021 |
oct | 242621534 |
9 | 88260301 |
10 | 42672988 |
11 | 220a6936 |
12 | 1235b024 |
13 | 8ac13b7 |
14 | 594b548 |
15 | 3b2dcad |
hex | 28b235c |
42672988 has 48 divisors (see below), whose sum is σ = 80898048. Its totient is φ = 19656000.
The previous prime is 42672979. The next prime is 42673021. The reversal of 42672988 is 88927624.
It is a super-3 number, since 3×426729883 (a number of 24 digits) contains 333 as substring.
It is a congruent number.
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, 325683 + ... + 325813.
It is an arithmetic number, because the mean of its divisors is an integer number (1685376).
Almost surely, 242672988 is an apocalyptic number.
It is an amenable number.
42672988 is a deficient number, since it is larger than the sum of its proper divisors (38225060).
42672988 is a wasteful number, since it uses less digits than its factorization.
42672988 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 274 (or 272 counting only the distinct ones).
The product of its digits is 387072, while the sum is 46.
The square root of 42672988 is about 6532.4565057871. The cubic root of 42672988 is about 349.4494418964.
It can be divided in two parts, 42672 and 988, that added together give a triangular number (43660 = T295).
The spelling of 42672988 in words is "forty-two million, six hundred seventy-two thousand, nine hundred eighty-eight".
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