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48980321 = 135371089
BaseRepresentation
bin1011101011011…
…0000101100001
310102011110100222
42322312011201
5100014332241
64505452425
71133216525
oct272660541
9112143328
1048980321
1125714705
12144a1115
13a1bc250
14670dd85
154477a4b
hex2eb6161

48980321 has 8 divisors (see below), whose sum is σ = 53744040. Its totient is φ = 44358912.

The previous prime is 48980303. The next prime is 48980353. The reversal of 48980321 is 12308984.

It is a happy number.

48980321 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 4 ways, for example, as 190096 + 48790225 = 436^2 + 6985^2 .

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

It is not a de Polignac number, because 48980321 - 26 = 48980257 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (48980381) 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 7 ways as a sum of consecutive naturals, for example, 34856 + ... + 36233.

It is an arithmetic number, because the mean of its divisors is an integer number (6718005).

Almost surely, 248980321 is an apocalyptic number.

It is an amenable number.

48980321 is a deficient number, since it is larger than the sum of its proper divisors (4763719).

48980321 is a wasteful number, since it uses less digits than its factorization.

48980321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71155.

The product of its (nonzero) digits is 13824, while the sum is 35.

The square root of 48980321 is about 6998.5942159837. The cubic root of 48980321 is about 365.8815770435.

The spelling of 48980321 in words is "forty-eight million, nine hundred eighty thousand, three hundred twenty-one".

Divisors: 1 13 53 689 71089 924157 3767717 48980321