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48189117 = 323698393
BaseRepresentation
bin1011011111010…
…0111010111101
310100200021001010
42313310322331
544314022432
64440505433
71123413024
oct267647275
9110607033
1048189117
1125224219
121417b279
139ca3092
1465858bb
15436d3cc
hex2df4ebd

48189117 has 8 divisors (see below), whose sum is σ = 67045824. Its totient is φ = 30729248.

The previous prime is 48189103. The next prime is 48189121. The reversal of 48189117 is 71198184.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 48189117 - 210 = 48188093 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48181117) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 349128 + ... + 349265.

It is an arithmetic number, because the mean of its divisors is an integer number (8380728).

Almost surely, 248189117 is an apocalyptic number.

It is an amenable number.

48189117 is a deficient number, since it is larger than the sum of its proper divisors (18856707).

48189117 is a wasteful number, since it uses less digits than its factorization.

48189117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 698419.

The product of its digits is 16128, while the sum is 39.

The square root of 48189117 is about 6941.8381571454. The cubic root of 48189117 is about 363.9007825424.

It can be divided in two parts, 481 and 89117, that added together give a palindrome (89598).

The spelling of 48189117 in words is "forty-eight million, one hundred eighty-nine thousand, one hundred seventeen".

Divisors: 1 3 23 69 698393 2095179 16063039 48189117