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48489678 = 235175869
BaseRepresentation
bin1011100011111…
…0010011001110
310101020112100000
42320332103032
544403132203
64451145130
71126104216
oct270762316
9111215300
1048489678
112540a016
12142a51a6
13a079b23
146623246
1543cc4a3
hex2e3e4ce

48489678 has 48 divisors (see below), whose sum is σ = 115380720. Its totient is φ = 15209856.

The previous prime is 48489667. The next prime is 48489689. The reversal of 48489678 is 87698484.

48489678 is a `hidden beast` number, since 484 + 8 + 96 + 78 = 666.

It is an interprime number because it is at equal distance from previous prime (48489667) and next prime (48489689).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5328 + ... + 11196.

It is an arithmetic number, because the mean of its divisors is an integer number (2403765).

Almost surely, 248489678 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 48489678, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57690360).

48489678 is an abundant number, since it is smaller than the sum of its proper divisors (66891042).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

48489678 is a wasteful number, since it uses less digits than its factorization.

48489678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5903 (or 5891 counting only the distinct ones).

The product of its digits is 3096576, while the sum is 54.

The square root of 48489678 is about 6963.4530227467. The cubic root of 48489678 is about 364.6557785601.

The spelling of 48489678 in words is "forty-eight million, four hundred eighty-nine thousand, six hundred seventy-eight".

Divisors: 1 2 3 6 9 17 18 27 34 51 54 81 102 153 162 243 306 459 486 918 1377 2754 4131 5869 8262 11738 17607 35214 52821 99773 105642 158463 199546 299319 316926 475389 598638 897957 950778 1426167 1795914 2693871 2852334 5387742 8081613 16163226 24244839 48489678