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248042592 = 25327612017
BaseRepresentation
bin11101100100011…
…01010001100000
3122021201212110200
432302031101200
51001444330332
640340225200
76101220150
oct1662152140
9567655420
10248042592
11118017086
126b09b200
133c508785
1424d2a760
1516b9917c
hexec8d460

248042592 has 144 divisors (see below), whose sum is σ = 819760032. Its totient is φ = 69672960.

The previous prime is 248042537. The next prime is 248042593. The reversal of 248042592 is 295240842.

248042592 is a `hidden beast` number, since 24 + 8 + 0 + 42 + 592 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (248042593) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 121968 + ... + 123984.

It is an arithmetic number, because the mean of its divisors is an integer number (5692778).

Almost surely, 2248042592 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 248042592, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (409880016).

248042592 is an abundant number, since it is smaller than the sum of its proper divisors (571717440).

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

248042592 is a wasteful number, since it uses less digits than its factorization.

248042592 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2101 (or 2090 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 36.

The square root of 248042592 is about 15749.3679873194. The cubic root of 248042592 is about 628.3120955390.

The spelling of 248042592 in words is "two hundred forty-eight million, forty-two thousand, five hundred ninety-two".

Divisors: 1 2 3 4 6 7 8 9 12 14 16 18 21 24 28 32 36 42 48 56 61 63 72 84 96 112 122 126 144 168 183 224 244 252 288 336 366 427 488 504 549 672 732 854 976 1008 1098 1281 1464 1708 1952 2016 2017 2196 2562 2928 3416 3843 4034 4392 5124 5856 6051 6832 7686 8068 8784 10248 12102 13664 14119 15372 16136 17568 18153 20496 24204 28238 30744 32272 36306 40992 42357 48408 56476 61488 64544 72612 84714 96816 112952 122976 123037 127071 145224 169428 193632 225904 246074 254142 290448 338856 369111 451808 492148 508284 580896 677712 738222 861259 984296 1016568 1107333 1355424 1476444 1722518 1968592 2033136 2214666 2583777 2952888 3445036 3937184 4066272 4429332 5167554 5905776 6890072 7751331 8858664 10335108 11811552 13780144 15502662 17717328 20670216 27560288 31005324 35434656 41340432 62010648 82680864 124021296 248042592