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80935101 = 3213719743
BaseRepresentation
bin1001101001011…
…11100010111101
312122021221002100
410310233202331
5131204410401
612010415313
72001636252
oct464574275
9178257070
1080935101
114175a815
1223131539
13139c9bc0
14aa6b429
15718ab86
hex4d2f8bd

80935101 has 24 divisors (see below), whose sum is σ = 127685376. Its totient is φ = 49099680.

The previous prime is 80935093. The next prime is 80935103. The reversal of 80935101 is 10153908.

It is not a de Polignac number, because 80935101 - 23 = 80935093 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80935103) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3436 + ... + 13178.

It is an arithmetic number, because the mean of its divisors is an integer number (5320224).

Almost surely, 280935101 is an apocalyptic number.

It is an amenable number.

80935101 is a deficient number, since it is larger than the sum of its proper divisors (46750275).

80935101 is a wasteful number, since it uses less digits than its factorization.

80935101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9833 (or 9830 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 27.

The square root of 80935101 is about 8996.3937775089. The cubic root of 80935101 is about 432.5592839758.

The spelling of 80935101 in words is "eighty million, nine hundred thirty-five thousand, one hundred one".

Divisors: 1 3 9 13 39 71 117 213 639 923 2769 8307 9743 29229 87687 126659 379977 691753 1139931 2075259 6225777 8992789 26978367 80935101