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49065732 = 22321362937
BaseRepresentation
bin1011101100101…
…0111100000100
310102022210112100
42323022330010
5100030100412
64511352100
71134023532
oct273127404
9112283470
1049065732
11257728a1
1214522630
13a21c0a1
146733152
154492edc
hex2ecaf04

49065732 has 18 divisors (see below), whose sum is σ = 124027358. Its totient is φ = 16355232.

The previous prime is 49065707. The next prime is 49065743. The reversal of 49065732 is 23756094.

49065732 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 34503876 + 14561856 = 5874^2 + 3816^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 1362937 = 49065732 / (4 + 9 + 0 + 6 + 5 + 7 + 3 + 2).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 681433 + ... + 681504.

Almost surely, 249065732 is an apocalyptic number.

It is an amenable number.

49065732 is an abundant number, since it is smaller than the sum of its proper divisors (74961626).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

49065732 is a wasteful number, since it uses less digits than its factorization.

49065732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1362947 (or 1362942 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 36.

The square root of 49065732 is about 7004.6935693148. The cubic root of 49065732 is about 366.0941261090.

The spelling of 49065732 in words is "forty-nine million, sixty-five thousand, seven hundred thirty-two".