Base | Representation |
---|---|
bin | 1011101001101… |
… | …1001010111110 |
3 | 10101221212010220 |
4 | 2322123022332 |
5 | 100002320303 |
6 | 4503242210 |
7 | 1132250235 |
oct | 272331276 |
9 | 111855126 |
10 | 48870078 |
11 | 256498a4 |
12 | 14449366 |
13 | a18100a |
14 | 66c1b1c |
15 | 4455053 |
hex | 2e9b2be |
48870078 has 48 divisors (see below), whose sum is σ = 103919760. Its totient is φ = 15317632.
The previous prime is 48870077. The next prime is 48870079. The reversal of 48870078 is 87007884.
It is an interprime number because it is at equal distance from previous prime (48870077) and next prime (48870079).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (48870077) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 282400 + ... + 282572.
It is an arithmetic number, because the mean of its divisors is an integer number (2164995).
Almost surely, 248870078 is an apocalyptic number.
48870078 is an abundant number, since it is smaller than the sum of its proper divisors (55049682).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
48870078 is a wasteful number, since it uses less digits than its factorization.
48870078 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 313 (or 290 counting only the distinct ones).
The product of its (nonzero) digits is 100352, while the sum is 42.
The square root of 48870078 is about 6990.7136974704. The cubic root of 48870078 is about 365.6068668339.
The spelling of 48870078 in words is "forty-eight million, eight hundred seventy thousand, seventy-eight".
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