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28960673712 = 2431973062677
BaseRepresentation
bin11010111110001100…
…001100111110110000
32202202022121122201220
4122332030030332300
5433302413024322
621145423425040
72043446444025
oct327614147660
982668548656
1028960673712
11113115aa893
125742a55180
132966c68c29
14158a3c154c
15b4777a55c
hex6be30cfb0

28960673712 has 40 divisors (see below), whose sum is σ = 75194870256. Its totient is φ = 9604551936.

The previous prime is 28960673689. The next prime is 28960673717. The reversal of 28960673712 is 21737606982.

It is not an unprimeable number, because it can be changed into a prime (28960673717) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1521883 + ... + 1540794.

Almost surely, 228960673712 is an apocalyptic number.

It is an amenable number.

28960673712 is an abundant number, since it is smaller than the sum of its proper divisors (46234196544).

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

28960673712 is a wasteful number, since it uses less digits than its factorization.

28960673712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3062885 (or 3062879 counting only the distinct ones).

The product of its (nonzero) digits is 1524096, while the sum is 51.

The spelling of 28960673712 in words is "twenty-eight billion, nine hundred sixty million, six hundred seventy-three thousand, seven hundred twelve".

Divisors: 1 2 3 4 6 8 12 16 24 48 197 394 591 788 1182 1576 2364 3152 4728 9456 3062677 6125354 9188031 12250708 18376062 24501416 36752124 49002832 73504248 147008496 603347369 1206694738 1810042107 2413389476 3620084214 4826778952 7240168428 9653557904 14480336856 28960673712