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48300221 = 211228911
BaseRepresentation
bin1011100001000…
…0000010111101
310100212220110002
42320100002331
544331101341
64443124045
71124354654
oct270200275
9110786402
1048300221
112529a742
1214213625
13a011818
1465b419b
15439129b
hex2e100bd

48300221 has 4 divisors (see below), whose sum is σ = 48529344. Its totient is φ = 48071100.

The previous prime is 48300193. The next prime is 48300229. The reversal of 48300221 is 12200384.

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 48300221 - 26 = 48300157 is a prime.

It is a super-2 number, since 2×483002212 = 4665822697297682, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 48300193 and 48300202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48300229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 114245 + ... + 114666.

It is an arithmetic number, because the mean of its divisors is an integer number (12132336).

Almost surely, 248300221 is an apocalyptic number.

It is an amenable number.

48300221 is a deficient number, since it is larger than the sum of its proper divisors (229123).

48300221 is a wasteful number, since it uses less digits than its factorization.

48300221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229122.

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 48300221 is about 6949.8360412315. The cubic root of 48300221 is about 364.1802356817.

The spelling of 48300221 in words is "forty-eight million, three hundred thousand, two hundred twenty-one".

Divisors: 1 211 228911 48300221