Base | Representation |
---|---|
bin | 1011110000000… |
… | …1101110011110 |
3 | 10102202012100211 |
4 | 2330001232132 |
5 | 100104241032 |
6 | 4520243034 |
7 | 1135650016 |
oct | 274015636 |
9 | 112665324 |
10 | 49290142 |
11 | 25906460 |
12 | 1461047a |
13 | a29a285 |
14 | 6790c46 |
15 | 44d9747 |
hex | 2f01b9e |
49290142 has 32 divisors (see below), whose sum is σ = 87223680. Its totient is φ = 20645280.
The previous prime is 49290139. The next prime is 49290151. The reversal of 49290142 is 24109294.
It is a happy number.
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, 13873 + ... + 17059.
It is an arithmetic number, because the mean of its divisors is an integer number (2725740).
Almost surely, 249290142 is an apocalyptic number.
49290142 is a deficient number, since it is larger than the sum of its proper divisors (37933538).
49290142 is a wasteful number, since it uses less digits than its factorization.
49290142 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3256.
The product of its (nonzero) digits is 5184, while the sum is 31.
The square root of 49290142 is about 7020.6938403551. The cubic root of 49290142 is about 366.6514074458.
The spelling of 49290142 in words is "forty-nine million, two hundred ninety thousand, one hundred forty-two".
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