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48380642 = 229834149
BaseRepresentation
bin1011100010001…
…1101011100010
310101000222202122
42320203223202
544341140032
64444544242
71125141302
oct270435342
9111028678
1048380642
1125345102
1214252082
13a03c2cb
1465d5602
1543aa012
hex2e23ae2

48380642 has 8 divisors (see below), whose sum is σ = 75073500. Its totient is φ = 23356144.

The previous prime is 48380641. The next prime is 48380653. The reversal of 48380642 is 24608384.

48380642 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 2 ways, for example, as 46389721 + 1990921 = 6811^2 + 1411^2 .

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

It is not an unprimeable number, because it can be changed into a prime (48380641) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 417017 + ... + 417132.

Almost surely, 248380642 is an apocalyptic number.

48380642 is a deficient number, since it is larger than the sum of its proper divisors (26692858).

48380642 is a wasteful number, since it uses less digits than its factorization.

48380642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 834180.

The product of its (nonzero) digits is 36864, while the sum is 35.

The square root of 48380642 is about 6955.6194548006. The cubic root of 48380642 is about 364.3822464815.

The spelling of 48380642 in words is "forty-eight million, three hundred eighty thousand, six hundred forty-two".

Divisors: 1 2 29 58 834149 1668298 24190321 48380642