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80783102505001 = 1341999147957923
BaseRepresentation
bin10010010111100011001000…
…001000001111000000101001
3101121000210022022101002010111
4102113203020020033000221
541042022243220130001
6443451124525014321
723005246405435501
oct2227431010170051
9347023268332114
1080783102505001
1123815a15397836
1290883816b43a1
13360ca77128230
1415d3cccac0a01
15951549550851
hex4978c820f029

80783102505001 has 8 divisors (see below), whose sum is σ = 86999259312000. Its totient is φ = 74567241697872.

The previous prime is 80783102504971. The next prime is 80783102505037. The reversal of 80783102505001 is 10050520138708.

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

It is a cyclic number.

It is not a de Polignac number, because 80783102505001 - 243 = 71987009482793 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (80783102503001) 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, 73432975 + ... + 74524948.

It is an arithmetic number, because the mean of its divisors is an integer number (10874907414000).

Almost surely, 280783102505001 is an apocalyptic number.

It is an amenable number.

80783102505001 is a deficient number, since it is larger than the sum of its proper divisors (6216156806999).

80783102505001 is a wasteful number, since it uses less digits than its factorization.

80783102505001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147999935.

The product of its (nonzero) digits is 67200, while the sum is 40.

The spelling of 80783102505001 in words is "eighty trillion, seven hundred eighty-three billion, one hundred two million, five hundred five thousand, one".

Divisors: 1 13 41999 545987 147957923 1923452999 6214084808077 80783102505001