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48790183 = 134721699
BaseRepresentation
bin1011101000011…
…1101010100111
310101210210112211
42322013222213
544442241213
64501424251
71131465301
oct272075247
9111723484
1048790183
11255a4872
121440b087
13a153840
1466a0971
15443b53d
hex2e87aa7

48790183 has 12 divisors (see below), whose sum is σ = 53716600. Its totient is φ = 44052912.

The previous prime is 48790169. The next prime is 48790193. The reversal of 48790183 is 38109784.

It is not a de Polignac number, because 48790183 - 213 = 48781991 is a prime.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48790193) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 27868 + ... + 29566.

Almost surely, 248790183 is an apocalyptic number.

48790183 is the 4418-th heptagonal number.

48790183 is a deficient number, since it is larger than the sum of its proper divisors (4926417).

48790183 is a wasteful number, since it uses less digits than its factorization.

48790183 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1806 (or 1759 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 40.

The square root of 48790183 is about 6984.9969935570. The cubic root of 48790183 is about 365.4075213153.

The spelling of 48790183 in words is "forty-eight million, seven hundred ninety thousand, one hundred eighty-three".

Divisors: 1 13 47 611 1699 2209 22087 28717 79853 1038089 3753091 48790183