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48342309 = 367240509
BaseRepresentation
bin1011100001101…
…0010100100101
310100222001011220
42320122110211
544333423214
64444050553
71124621451
oct270322445
9110861156
1048342309
1125319324
1214233a59
13a027a22
1465c5661
15439d9a9
hex2e1a525

48342309 has 8 divisors (see below), whose sum is σ = 65418720. Its totient is φ = 31747056.

The previous prime is 48342269. The next prime is 48342323. The reversal of 48342309 is 90324384.

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

It is not a de Polignac number, because 48342309 - 28 = 48342053 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 48342309.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48342209) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 120054 + ... + 120455.

It is an arithmetic number, because the mean of its divisors is an integer number (8177340).

Almost surely, 248342309 is an apocalyptic number.

It is an amenable number.

48342309 is a deficient number, since it is larger than the sum of its proper divisors (17076411).

48342309 is a wasteful number, since it uses less digits than its factorization.

48342309 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240579.

The product of its (nonzero) digits is 20736, while the sum is 33.

The square root of 48342309 is about 6952.8633669877. The cubic root of 48342309 is about 364.2859851484.

The spelling of 48342309 in words is "forty-eight million, three hundred forty-two thousand, three hundred nine".

Divisors: 1 3 67 201 240509 721527 16114103 48342309