Base | Representation |
---|---|
bin | 1011100110100… |
… | …0010101111111 |
3 | 10101120021120010 |
4 | 2321220111333 |
5 | 44424140022 |
6 | 4454554303 |
7 | 1130422251 |
oct | 271502577 |
9 | 111507503 |
10 | 48661887 |
11 | 2551743a |
12 | 14368993 |
13 | a10a321 |
14 | 6669cd1 |
15 | 441350c |
hex | 2e6857f |
48661887 has 4 divisors (see below), whose sum is σ = 64882520. Its totient is φ = 32441256.
The previous prime is 48661883. The next prime is 48661889. The reversal of 48661887 is 78816684.
It is a semiprime because it is the product of two primes.
It is not a de Polignac number, because 48661887 - 22 = 48661883 is a prime.
It is a super-3 number, since 3×486618873 (a number of 24 digits) contains 333 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (48661883) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8110312 + ... + 8110317.
It is an arithmetic number, because the mean of its divisors is an integer number (16220630).
Almost surely, 248661887 is an apocalyptic number.
48661887 is a deficient number, since it is larger than the sum of its proper divisors (16220633).
48661887 is a wasteful number, since it uses less digits than its factorization.
48661887 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16220632.
The product of its digits is 516096, while the sum is 48.
The square root of 48661887 is about 6975.8072651128. The cubic root of 48661887 is about 365.0869549506.
The spelling of 48661887 in words is "forty-eight million, six hundred sixty-one thousand, eight hundred eighty-seven".
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