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49379712 = 273235591
BaseRepresentation
bin1011110001011…
…1100110000000
310102220202020020
42330113212000
5100120122322
64522213440
71136502114
oct274274600
9112822206
1049379712
1125967788
1214654280
13a2cbc85
1467b5744
15450605c
hex2f17980

49379712 has 64 divisors (see below), whose sum is σ = 136892160. Its totient is φ = 15741440.

The previous prime is 49379711. The next prime is 49379741. The reversal of 49379712 is 21797394.

It is a tau number, because it is divible by the number of its divisors (64).

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49379711) 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, 6037 + ... + 11627.

It is an arithmetic number, because the mean of its divisors is an integer number (2138940).

Almost surely, 249379712 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 49379712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (68446080).

49379712 is an abundant number, since it is smaller than the sum of its proper divisors (87512448).

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

49379712 is a wasteful number, since it uses less digits than its factorization.

49379712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5631 (or 5619 counting only the distinct ones).

The product of its digits is 95256, while the sum is 42.

The square root of 49379712 is about 7027.0699441517. The cubic root of 49379712 is about 366.8733659175.

The spelling of 49379712 in words is "forty-nine million, three hundred seventy-nine thousand, seven hundred twelve".

Divisors: 1 2 3 4 6 8 12 16 23 24 32 46 48 64 69 92 96 128 138 184 192 276 368 384 552 736 1104 1472 2208 2944 4416 5591 8832 11182 16773 22364 33546 44728 67092 89456 128593 134184 178912 257186 268368 357824 385779 514372 536736 715648 771558 1028744 1073472 1543116 2057488 2146944 3086232 4114976 6172464 8229952 12344928 16459904 24689856 49379712