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8060028 = 22319232953
BaseRepresentation
bin11110101111110001111100
3120011111021120
4132233301330
54030410103
6444430540
7125336424
oct36576174
916144246
108060028
114605689
122848450
131892862
1410db484
15a93253
hex7afc7c

8060028 has 96 divisors (see below), whose sum is σ = 21772800. Its totient is φ = 2306304.

The previous prime is 8060027. The next prime is 8060053. The reversal of 8060028 is 8200608.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8060027) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 152050 + ... + 152102.

It is an arithmetic number, because the mean of its divisors is an integer number (226800).

Almost surely, 28060028 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 8060028, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10886400).

8060028 is an abundant number, since it is smaller than the sum of its proper divisors (13712772).

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

8060028 is a wasteful number, since it uses less digits than its factorization.

8060028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131 (or 129 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 24.

The square root of 8060028 is about 2839.0188446011. The cubic root of 8060028 is about 200.4989873561.

The spelling of 8060028 in words is "eight million, sixty thousand, twenty-eight".

Divisors: 1 2 3 4 6 12 19 23 29 38 46 53 57 58 69 76 87 92 106 114 116 138 159 174 212 228 276 318 348 437 551 636 667 874 1007 1102 1219 1311 1334 1537 1653 1748 2001 2014 2204 2438 2622 2668 3021 3074 3306 3657 4002 4028 4611 4876 5244 6042 6148 6612 7314 8004 9222 12084 12673 14628 18444 23161 25346 29203 35351 38019 46322 50692 58406 69483 70702 76038 87609 92644 106053 116812 138966 141404 152076 175218 212106 277932 350436 424212 671669 1343338 2015007 2686676 4030014 8060028