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28058034510 = 23251128341449
BaseRepresentation
bin11010001000011000…
…111010000101001110
32200102102010211112100
4122020120322011032
5424430324101020
620520101015530
72012206233612
oct321030720516
980372124470
1028058034510
1110999035680
1255306b45a6
132851c5a1ac
141502579342
15ae33cba90
hex68863a14e

28058034510 has 48 divisors (see below), whose sum is σ = 79582791600. Its totient is φ = 6801947520.

The previous prime is 28058034469. The next prime is 28058034527. The reversal of 28058034510 is 1543085082.

It is a happy number.

28058034510 is a `hidden beast` number, since 28 + 0 + 580 + 3 + 4 + 51 + 0 = 666.

It is a Curzon number.

It is a congruent number.

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, 14169735 + ... + 14171714.

It is an arithmetic number, because the mean of its divisors is an integer number (1657974825).

Almost surely, 228058034510 is an apocalyptic number.

28058034510 is an abundant number, since it is smaller than the sum of its proper divisors (51524757090).

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

28058034510 is a wasteful number, since it uses less digits than its factorization.

28058034510 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28341473 (or 28341470 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 36.

The spelling of 28058034510 in words is "twenty-eight billion, fifty-eight million, thirty-four thousand, five hundred ten".

Divisors: 1 2 3 5 6 9 10 11 15 18 22 30 33 45 55 66 90 99 110 165 198 330 495 990 28341449 56682898 85024347 141707245 170048694 255073041 283414490 311755939 425121735 510146082 623511878 850243470 935267817 1275365205 1558779695 1870535634 2550730410 2805803451 3117559390 4676339085 5611606902 9352678170 14029017255 28058034510