Base | Representation |
---|---|
bin | 1010001111010… |
… | …1100111010101 |
3 | 2222211001001120 |
4 | 2203311213111 |
5 | 41443332302 |
6 | 4132314153 |
7 | 1031026653 |
oct | 243654725 |
9 | 88731046 |
10 | 42949077 |
11 | 22275306 |
12 | 12472959 |
13 | 8b89c72 |
14 | 59bddd3 |
15 | 3b859bc |
hex | 28f59d5 |
42949077 has 16 divisors (see below), whose sum is σ = 58533312. Its totient is φ = 28005120.
The previous prime is 42949057. The next prime is 42949079. The reversal of 42949077 is 77094924.
It is not a de Polignac number, because 42949077 - 26 = 42949013 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42949079) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30877 + ... + 32237.
It is an arithmetic number, because the mean of its divisors is an integer number (3658332).
Almost surely, 242949077 is an apocalyptic number.
It is an amenable number.
42949077 is a deficient number, since it is larger than the sum of its proper divisors (15584235).
42949077 is a wasteful number, since it uses less digits than its factorization.
42949077 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1588.
The product of its (nonzero) digits is 127008, while the sum is 42.
The square root of 42949077 is about 6553.5545317026. The cubic root of 42949077 is about 350.2014540922.
The spelling of 42949077 in words is "forty-two million, nine hundred forty-nine thousand, seventy-seven".
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