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71006060238 = 2319760072809
BaseRepresentation
bin100001000100001001…
…0100111111011001110
320210021112102121001220
41002020102213323032
52130410022411423
652341510144210
75062411360611
oct1021022477316
9223245377056
1071006060238
1128128085013
1211917952066
1369079c7079
1436184a0178
151ca8adc9e3
hex10884a7ece

71006060238 has 16 divisors (see below), whose sum is σ = 142732996560. Its totient is φ = 23548540736.

The previous prime is 71006060219. The next prime is 71006060267. The reversal of 71006060238 is 83206060017.

It is a junction number, because it is equal to n+sod(n) for n = 71006060199 and 71006060208.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30035223 + ... + 30037586.

It is an arithmetic number, because the mean of its divisors is an integer number (8920812285).

Almost surely, 271006060238 is an apocalyptic number.

71006060238 is an abundant number, since it is smaller than the sum of its proper divisors (71726936322).

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

71006060238 is a wasteful number, since it uses less digits than its factorization.

71006060238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60073011.

The product of its (nonzero) digits is 12096, while the sum is 33.

The spelling of 71006060238 in words is "seventy-one billion, six million, sixty thousand, two hundred thirty-eight".

Divisors: 1 2 3 6 197 394 591 1182 60072809 120145618 180218427 360436854 11834343373 23668686746 35503030119 71006060238