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48093947 = 114372177
BaseRepresentation
bin1011011101110…
…1101011111011
310100111102111022
42313131223323
544303001242
64434453055
71122535406
oct267355373
9110442438
1048093947
1125169770
121413418b
139c6b975
14655cd3d
1543500d2
hex2dddafb

48093947 has 4 divisors (see below), whose sum is σ = 52466136. Its totient is φ = 43721760.

The previous prime is 48093937. The next prime is 48093971. The reversal of 48093947 is 74939084.

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 48093947 - 24 = 48093931 is a prime.

It is a super-3 number, since 3×480939473 (a number of 24 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 48093898 and 48093907.

It is not an unprimeable number, because it can be changed into a prime (48093917) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2186078 + ... + 2186099.

It is an arithmetic number, because the mean of its divisors is an integer number (13116534).

Almost surely, 248093947 is an apocalyptic number.

48093947 is a deficient number, since it is larger than the sum of its proper divisors (4372189).

48093947 is a wasteful number, since it uses less digits than its factorization.

48093947 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4372188.

The product of its (nonzero) digits is 217728, while the sum is 44.

The square root of 48093947 is about 6934.9799567122. The cubic root of 48093947 is about 363.6610654754.

The spelling of 48093947 in words is "forty-eight million, ninety-three thousand, nine hundred forty-seven".

Divisors: 1 11 4372177 48093947