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801272108 = 2272131572003
BaseRepresentation
bin101111110000100…
…111000100101100
32001211201211200202
4233300213010230
53120111201413
6211302013032
725566462200
oct5760470454
92054654622
10801272108
1138132a65a
121a4417178
13ca009c10
14785bab00
154a528e58
hex2fc2712c

801272108 has 72 divisors (see below), whose sum is σ = 1768706352. Its totient is φ = 314810496.

The previous prime is 801272099. The next prime is 801272167.

801272108 is nontrivially palindromic in base 10.

801272108 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×8012721083 (a number of 28 digits) contains 333 as substring.

801272108 is a modest number, since divided by 72108 gives 8012 as remainder.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 399035 + ... + 401037.

It is an arithmetic number, because the mean of its divisors is an integer number (24565366).

Almost surely, 2801272108 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 801272108, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (884353176).

801272108 is an abundant number, since it is smaller than the sum of its proper divisors (967434244).

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

801272108 is a wasteful number, since it uses less digits than its factorization.

801272108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2191 (or 2182 counting only the distinct ones).

The product of its (nonzero) digits is 1792, while the sum is 29.

The square root of 801272108 is about 28306.7502196914. The cubic root of 801272108 is about 928.8095563346.

It can be divided in two parts, 8012 and 72108, that multiplied together give a square (577729296 = 240362).

The spelling of 801272108 in words is "eight hundred one million, two hundred seventy-two thousand, one hundred eight".

Divisors: 1 2 4 7 13 14 26 28 49 52 91 98 157 182 196 314 364 628 637 1099 1274 2003 2041 2198 2548 4006 4082 4396 7693 8012 8164 14021 14287 15386 26039 28042 28574 30772 52078 56084 57148 98147 100009 104156 182273 196294 200018 314471 364546 392588 400036 628942 729092 1257884 1275911 2201297 2551822 4088123 4402594 5103644 8176246 8805188 15409079 16352492 28616861 30818158 57233722 61636316 114467444 200318027 400636054 801272108