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76130401280 = 210514869219
BaseRepresentation
bin100011011100110111…
…0011011110000000000
321021111122210002110212
41012321232123300000
52221403340320110
654550202413252
75333403506453
oct1067156336000
9237448702425
1076130401280
112a31769930a
1212907b01228
13724353c72b
143982c8b49a
151ea8905e05
hex11b9b9bc00

76130401280 has 44 divisors (see below), whose sum is σ = 182623760040. Its totient is φ = 30452158464.

The previous prime is 76130401273. The next prime is 76130401297. The reversal of 76130401280 is 8210403167.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7429490 + ... + 7439729.

Almost surely, 276130401280 is an apocalyptic number.

It is an amenable number.

76130401280 is an abundant number, since it is smaller than the sum of its proper divisors (106493358760).

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

76130401280 is a wasteful number, since it uses less digits than its factorization.

76130401280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14869244 (or 14869226 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 32.

The spelling of 76130401280 in words is "seventy-six billion, one hundred thirty million, four hundred one thousand, two hundred eighty".

Divisors: 1 2 4 5 8 10 16 20 32 40 64 80 128 160 256 320 512 640 1024 1280 2560 5120 14869219 29738438 59476876 74346095 118953752 148692190 237907504 297384380 475815008 594768760 951630016 1189537520 1903260032 2379075040 3806520064 4758150080 7613040128 9516300160 15226080256 19032600320 38065200640 76130401280