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38680835 = 541188687
BaseRepresentation
bin1001001110001…
…1100100000011
32200210012010112
42103203210003
534400241320
63501021535
7646532054
oct223434403
980705115
1038680835
111a91a536
1210b548ab
13802428b
1451cc72b
1535e0ec5
hex24e3903

38680835 has 8 divisors (see below), whose sum is σ = 47549376. Its totient is φ = 30189760.

The previous prime is 38680819. The next prime is 38680841. The reversal of 38680835 is 53808683.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 38680835 - 24 = 38680819 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 38680792 and 38680801.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 94139 + ... + 94548.

It is an arithmetic number, because the mean of its divisors is an integer number (5943672).

Almost surely, 238680835 is an apocalyptic number.

38680835 is a deficient number, since it is larger than the sum of its proper divisors (8868541).

38680835 is a wasteful number, since it uses less digits than its factorization.

38680835 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188733.

The product of its (nonzero) digits is 138240, while the sum is 41.

The square root of 38680835 is about 6219.3918512986. The cubic root of 38680835 is about 338.1935186064.

The spelling of 38680835 in words is "thirty-eight million, six hundred eighty thousand, eight hundred thirty-five".

Divisors: 1 5 41 205 188687 943435 7736167 38680835