Base | Representation |
---|---|
bin | 1010000000001… |
… | …01100010000001 |
3 | 12211220000011000 |
4 | 11000011202001 |
5 | 132440034422 |
6 | 12154242213 |
7 | 2036132613 |
oct | 500054201 |
9 | 184800130 |
10 | 83908737 |
11 | 43400970 |
12 | 24126369 |
13 | 144cb553 |
14 | b202db3 |
15 | 7576cac |
hex | 5005881 |
83908737 has 32 divisors (see below), whose sum is σ = 136581120. Its totient is φ = 50490000.
The previous prime is 83908703. The next prime is 83908739. The reversal of 83908737 is 73780938.
It is not a de Polignac number, because 83908737 - 210 = 83907713 is a prime.
It is a super-2 number, since 2×839087372 = 14081352289870338, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 83908692 and 83908701.
It is not an unprimeable number, because it can be changed into a prime (83908739) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 43912 + ... + 45782.
It is an arithmetic number, because the mean of its divisors is an integer number (4268160).
Almost surely, 283908737 is an apocalyptic number.
It is an amenable number.
83908737 is a deficient number, since it is larger than the sum of its proper divisors (52672383).
83908737 is a wasteful number, since it uses less digits than its factorization.
83908737 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2042 (or 2036 counting only the distinct ones).
The product of its (nonzero) digits is 254016, while the sum is 45.
The square root of 83908737 is about 9160.1712320240. The cubic root of 83908737 is about 437.7932501429.
The spelling of 83908737 in words is "eighty-three million, nine hundred eight thousand, seven hundred thirty-seven".
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