Base | Representation |
---|---|
bin | 1011101001101… |
… | …0100100110111 |
3 | 10101221201210120 |
4 | 2322122210313 |
5 | 100002231024 |
6 | 4503223023 |
7 | 1132240152 |
oct | 272324467 |
9 | 111851716 |
10 | 48867639 |
11 | 25647a87 |
12 | 14447a73 |
13 | a17cb82 |
14 | 66c0c99 |
15 | 4454479 |
hex | 2e9a937 |
48867639 has 64 divisors (see below), whose sum is σ = 78796800. Its totient is φ = 26707968.
The previous prime is 48867607. The next prime is 48867653. The reversal of 48867639 is 93676884.
It is not a de Polignac number, because 48867639 - 25 = 48867607 is a prime.
It is a super-2 number, since 2×488676392 = 4776092282868642, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (51).
It is a junction number, because it is equal to n+sod(n) for n = 48867591 and 48867600.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (48867659) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1039714 + ... + 1039760.
It is an arithmetic number, because the mean of its divisors is an integer number (1231200).
Almost surely, 248867639 is an apocalyptic number.
48867639 is a deficient number, since it is larger than the sum of its proper divisors (29929161).
48867639 is a wasteful number, since it uses less digits than its factorization.
48867639 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 152.
The product of its digits is 1741824, while the sum is 51.
The square root of 48867639 is about 6990.5392495858. The cubic root of 48867639 is about 365.6007845165.
The spelling of 48867639 in words is "forty-eight million, eight hundred sixty-seven thousand, six hundred thirty-nine".
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