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71858875260030 = 2352395295842001
BaseRepresentation
bin10000010101101011110010…
…101110111101110001111110
3100102102122022120101000211120
4100111223302232331301332
533404313434031310110
6412455302255331410
721064426626445365
oct2025536256756176
9312378276330746
1071858875260030
11209951a5800001
128086893b20b66
133113355675681
1413a5db95887dc
15849333180870
hex415af2bbdc7e

71858875260030 has 16 divisors (see below), whose sum is σ = 172461300624144. Its totient is φ = 19162366736000.

The previous prime is 71858875259953. The next prime is 71858875260041. The reversal of 71858875260030 is 3006257885817.

It is a Smith number, since the sum of its digits (60) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

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, 1197647920971 + ... + 1197647921030.

It is an arithmetic number, because the mean of its divisors is an integer number (10778831289009).

Almost surely, 271858875260030 is an apocalyptic number.

71858875260030 is an abundant number, since it is smaller than the sum of its proper divisors (100602425364114).

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

71858875260030 is a wasteful number, since it uses less digits than its factorization.

71858875260030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2395295842011.

The product of its (nonzero) digits is 22579200, while the sum is 60.

The spelling of 71858875260030 in words is "seventy-one trillion, eight hundred fifty-eight billion, eight hundred seventy-five million, two hundred sixty thousand, thirty".

Divisors: 1 2 3 5 6 10 15 30 2395295842001 4790591684002 7185887526003 11976479210005 14371775052006 23952958420010 35929437630015 71858875260030