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80036954031 = 326779966001
BaseRepresentation
bin100101010001010010…
…0101111111110101111
321122120220122112101210
41022202210233332233
52302403430012111
6100433553405503
75532250612206
oct1124244577657
9248526575353
1080036954031
1130a41857201
1213618269893
1377169a30c8
143c33a3823d
15213686d0a6
hex12a292ffaf

80036954031 has 8 divisors (see below), whose sum is σ = 106755813424. Its totient is φ = 53338032000.

The previous prime is 80036954029. The next prime is 80036954083. The reversal of 80036954031 is 13045963008.

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

It is not a de Polignac number, because 80036954031 - 21 = 80036954029 is a prime.

It is a super-2 number, since 2×800369540312 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80036954831) 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, 4974970 + ... + 4991031.

It is an arithmetic number, because the mean of its divisors is an integer number (13344476678).

Almost surely, 280036954031 is an apocalyptic number.

80036954031 is a deficient number, since it is larger than the sum of its proper divisors (26718859393).

80036954031 is a wasteful number, since it uses less digits than its factorization.

80036954031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9968681.

The product of its (nonzero) digits is 77760, while the sum is 39.

The spelling of 80036954031 in words is "eighty billion, thirty-six million, nine hundred fifty-four thousand, thirty-one".

Divisors: 1 3 2677 8031 9966001 29898003 26678984677 80036954031