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260131042 = 2177996847
BaseRepresentation
bin11111000000101…
…00100011100010
3200010111000201001
433200110203202
51013043143132
641451302214
76306035353
oct1740244342
9603430631
10260131042
11123923336
127314a96a
1341b7bac2
1426795d2a
1517c85ce7
hexf8148e2

260131042 has 16 divisors (see below), whose sum is σ = 418383360. Its totient is φ = 120863808.

The previous prime is 260131021. The next prime is 260131087. The reversal of 260131042 is 240131062.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45738 + ... + 51109.

It is an arithmetic number, because the mean of its divisors is an integer number (26148960).

Almost surely, 2260131042 is an apocalyptic number.

260131042 is a deficient number, since it is larger than the sum of its proper divisors (158252318).

260131042 is a wasteful number, since it uses less digits than its factorization.

260131042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96945.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 260131042 is about 16128.5784246474. The cubic root of 260131042 is about 638.3576395853.

The spelling of 260131042 in words is "two hundred sixty million, one hundred thirty-one thousand, forty-two".

Divisors: 1 2 17 34 79 158 1343 2686 96847 193694 1646399 3292798 7650913 15301826 130065521 260131042