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48353861 = 53912337
BaseRepresentation
bin1011100001110…
…1001001000101
310100222122000202
42320131021011
544334310421
64444220245
71125000233
oct270351105
9110878022
1048353861
1125326a76
121423a685
13a03006a
1465c9953
1543a210b
hex2e1d245

48353861 has 4 divisors (see below), whose sum is σ = 49266252. Its totient is φ = 47441472.

The previous prime is 48353849. The next prime is 48353873. The reversal of 48353861 is 16835384.

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

It is an interprime number because it is at equal distance from previous prime (48353849) and next prime (48353873).

It can be written as a sum of positive squares in 2 ways, for example, as 16080100 + 32273761 = 4010^2 + 5681^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-48353861 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48353881) 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, 456116 + ... + 456221.

It is an arithmetic number, because the mean of its divisors is an integer number (12316563).

Almost surely, 248353861 is an apocalyptic number.

It is an amenable number.

48353861 is a deficient number, since it is larger than the sum of its proper divisors (912391).

48353861 is an equidigital number, since it uses as much as digits as its factorization.

48353861 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 912390.

The product of its digits is 69120, while the sum is 38.

The square root of 48353861 is about 6953.6940542420. The cubic root of 48353861 is about 364.3149997364.

The spelling of 48353861 in words is "forty-eight million, three hundred fifty-three thousand, eight hundred sixty-one".

Divisors: 1 53 912337 48353861