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48105253 = 76872179
BaseRepresentation
bin1011011110000…
…0011100100101
310100112000000001
42313200130211
544303332003
64435021301
71122613360
oct267403445
9110460001
1048105253
1125177209
121413a831
139c73b61
1465630d7
15435361d
hex2de0725

48105253 has 4 divisors (see below), whose sum is σ = 54977440. Its totient is φ = 41233068.

The previous prime is 48105251. The next prime is 48105289. The reversal of 48105253 is 35250184.

48105253 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 48105253 - 21 = 48105251 is a prime.

It is a super-3 number, since 3×481052533 (a number of 24 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48105251) 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, 3436083 + ... + 3436096.

It is an arithmetic number, because the mean of its divisors is an integer number (13744360).

Almost surely, 248105253 is an apocalyptic number.

It is an amenable number.

48105253 is a deficient number, since it is larger than the sum of its proper divisors (6872187).

48105253 is an equidigital number, since it uses as much as digits as its factorization.

48105253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6872186.

The product of its (nonzero) digits is 4800, while the sum is 28.

The square root of 48105253 is about 6935.7950517587. The cubic root of 48105253 is about 363.6895599126.

The spelling of 48105253 in words is "forty-eight million, one hundred five thousand, two hundred fifty-three".

Divisors: 1 7 6872179 48105253