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75310212113311 = 795311289193841
BaseRepresentation
bin10001000111111010000110…
…011100001110001110011111
3100212122120211011120000211211
4101013322012130032032133
534332340303300111221
6424101011150125251
721601661155610620
oct2107720634161637
9325576734500754
1075310212113311
1121aa597744a84a
1285437597b0827
133303951522a66
141485068729a47
158a8ed11d26e1
hex447e8670e39f

75310212113311 has 8 divisors (see below), whose sum is σ = 86159127402144. Its totient is φ = 64483875214080.

The previous prime is 75310212113293. The next prime is 75310212113321. The reversal of 75310212113311 is 11331121201357.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 75310212113311 - 239 = 74760456299423 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (75310212113321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5644590250 + ... + 5644603591.

It is an arithmetic number, because the mean of its divisors is an integer number (10769890925268).

Almost surely, 275310212113311 is an apocalyptic number.

75310212113311 is a deficient number, since it is larger than the sum of its proper divisors (10848915288833).

75310212113311 is a wasteful number, since it uses less digits than its factorization.

75310212113311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11289194801.

The product of its (nonzero) digits is 3780, while the sum is 31.

Adding to 75310212113311 its reverse (11331121201357), we get a palindrome (86641333314668).

The spelling of 75310212113311 in words is "seventy-five trillion, three hundred ten billion, two hundred twelve million, one hundred thirteen thousand, three hundred eleven".

Divisors: 1 7 953 6671 11289193841 79024356887 10758601730473 75310212113311