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80799793398620 = 22513130839615801
BaseRepresentation
bin10010010111110010101010…
…111110111100001101011100
3101121002101101112020022210122
4102113302222332330031130
541042310434102223440
6443502525044454112
723006410126622102
oct2227625276741534
9347071345208718
1080799793398620
1123821aaaa2219a
12908b65b3aa338
13361150708294a
1415d4a336d9c72
15951bc4a1a7b5
hex497caafbc35c

80799793398620 has 24 divisors (see below), whose sum is σ = 170974830006288. Its totient is φ = 32073200432000.

The previous prime is 80799793398607. The next prime is 80799793398691. The reversal of 80799793398620 is 2689339799708.

It is a happy number.

It is a super-2 number, since 2×807997933986202 (a number of 29 digits) contains 22 as substring.

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, 15419805281 + ... + 15419810520.

It is an arithmetic number, because the mean of its divisors is an integer number (7123951250262).

Almost surely, 280799793398620 is an apocalyptic number.

It is an amenable number.

80799793398620 is an abundant number, since it is smaller than the sum of its proper divisors (90175036607668).

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

80799793398620 is a wasteful number, since it uses less digits than its factorization.

80799793398620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30839615941 (or 30839615939 counting only the distinct ones).

The product of its (nonzero) digits is 2222131968, while the sum is 80.

The spelling of 80799793398620 in words is "eighty trillion, seven hundred ninety-nine billion, seven hundred ninety-three million, three hundred ninety-eight thousand, six hundred twenty".

Divisors: 1 2 4 5 10 20 131 262 524 655 1310 2620 30839615801 61679231602 123358463204 154198079005 308396158010 616792316020 4039989669931 8079979339862 16159958679724 20199948349655 40399896699310 80799793398620