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48078211 = 232090357
BaseRepresentation
bin1011011101100…
…1110110000011
310100110121220111
42313121312003
544302000321
64434252151
71122441466
oct267316603
9110417814
1048078211
1125158965
1214127057
139c6475c
1465572dd
15434a5e1
hex2dd9d83

48078211 has 4 divisors (see below), whose sum is σ = 50168592. Its totient is φ = 45987832.

The previous prime is 48078209. The next prime is 48078253. The reversal of 48078211 is 11287084.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 48078211 - 21 = 48078209 is a prime.

It is a super-3 number, since 3×480782113 (a number of 24 digits) contains 333 as substring.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (48078011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1045156 + ... + 1045201.

It is an arithmetic number, because the mean of its divisors is an integer number (12542148).

Almost surely, 248078211 is an apocalyptic number.

48078211 is a deficient number, since it is larger than the sum of its proper divisors (2090381).

48078211 is a wasteful number, since it uses less digits than its factorization.

48078211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2090380.

The product of its (nonzero) digits is 3584, while the sum is 31.

The square root of 48078211 is about 6933.8453256472. The cubic root of 48078211 is about 363.6213987042.

The spelling of 48078211 in words is "forty-eight million, seventy-eight thousand, two hundred eleven".

Divisors: 1 23 2090357 48078211