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6423128059964 = 22711152771365079
BaseRepresentation
bin101110101111000000001…
…0001000011000000111100
3211202001012211122002201112
41131132000101003000330
51320214031240404324
621354424433501152
71232025046452350
oct135360021030074
924661184562645
106423128059964
1120570403805a0
12878a187117b8
13377910446a05
14182c49897460
15b2131039c0e
hex5d78044303c

6423128059964 has 48 divisors (see below), whose sum is σ = 14015025185280. Its totient is φ = 2502351783360.

The previous prime is 6423128059961. The next prime is 6423128059981. The reversal of 6423128059964 is 4699508213246.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6423128059961) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 4022777 + ... + 5387855.

It is an arithmetic number, because the mean of its divisors is an integer number (291979691360).

Almost surely, 26423128059964 is an apocalyptic number.

It is an amenable number.

6423128059964 is an abundant number, since it is smaller than the sum of its proper divisors (7591897125316).

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

6423128059964 is a wasteful number, since it uses less digits than its factorization.

6423128059964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1380378 (or 1380376 counting only the distinct ones).

The product of its (nonzero) digits is 22394880, while the sum is 59.

The spelling of 6423128059964 in words is "six trillion, four hundred twenty-three billion, one hundred twenty-eight million, fifty-nine thousand, nine hundred sixty-four".

Divisors: 1 2 4 7 11 14 22 28 44 77 154 308 15277 30554 61108 106939 168047 213878 336094 427756 672188 1176329 1365079 2352658 2730158 4705316 5460316 9555553 15015869 19111106 30031738 38222212 60063476 105111083 210222166 420444332 20854311883 41708623766 83417247532 145980183181 229397430713 291960366362 458794861426 583920732724 917589722852 1605782014991 3211564029982 6423128059964