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42060280280 = 2354675933797
BaseRepresentation
bin100111001010111111…
…001111000111011000
311000120020211121201112
4213022333033013120
51142114412432110
631153333435452
73016202324564
oct471277170730
9130506747645
1042060280280
1116923a28117
128199a9bb88
133c73b74315
1420700786a4
151162805405
hex9cafcf1d8

42060280280 has 64 divisors (see below), whose sum is σ = 95023225440. Its totient is φ = 16755361792.

The previous prime is 42060280277. The next prime is 42060280303. The reversal of 42060280280 is 8208206024.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11075342 + ... + 11079138.

Almost surely, 242060280280 is an apocalyptic number.

42060280280 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

42060280280 is an abundant number, since it is smaller than the sum of its proper divisors (52962945160).

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

42060280280 is a wasteful number, since it uses less digits than its factorization.

42060280280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4868 (or 4864 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 32.

The spelling of 42060280280 in words is "forty-two billion, sixty million, two hundred eighty thousand, two hundred eighty".

Divisors: 1 2 4 5 8 10 20 40 467 593 934 1186 1868 2335 2372 2965 3736 3797 4670 4744 5930 7594 9340 11860 15188 18680 18985 23720 30376 37970 75940 151880 276931 553862 1107724 1384655 1773199 2215448 2251621 2769310 3546398 4503242 5538620 7092796 8865995 9006484 11077240 11258105 14185592 17731990 18012968 22516210 35463980 45032420 70927960 90064840 1051507007 2103014014 4206028028 5257535035 8412056056 10515070070 21030140140 42060280280