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58478947900 = 2252584789479
BaseRepresentation
bin110110011101100111…
…011110111000111100
312120221111110100112021
4312131213132320330
51424231102313100
642510450445524
74140106566322
oct663547367074
9176844410467
1058478947900
112288992910a
12b4005938a4
13568c5a6969
142b8a86dd12
1517c3e4aa1a
hexd9d9dee3c

58478947900 has 18 divisors (see below), whose sum is σ = 126899317160. Its totient is φ = 23391579120.

The previous prime is 58478947867. The next prime is 58478947909. The reversal of 58478947900 is 974987485.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (58478947909) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 292394640 + ... + 292394839.

Almost surely, 258478947900 is an apocalyptic number.

58478947900 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

58478947900 is an abundant number, since it is smaller than the sum of its proper divisors (68420369260).

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

58478947900 is a wasteful number, since it uses less digits than its factorization.

58478947900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 584789493 (or 584789486 counting only the distinct ones).

The product of its (nonzero) digits is 20321280, while the sum is 61.

The spelling of 58478947900 in words is "fifty-eight billion, four hundred seventy-eight million, nine hundred forty-seven thousand, nine hundred".

Divisors: 1 2 4 5 10 20 25 50 100 584789479 1169578958 2339157916 2923947395 5847894790 11695789580 14619736975 29239473950 58478947900