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88000400412 = 22329972451811
BaseRepresentation
bin101000111110100111…
…0111000110000011100
322102010220021112011100
41101331032320300130
52420211100303122
6104232105553100
76233506030101
oct1217516706034
9272126245140
1088000400412
1134358a28351
121507b1a5790
1383b5788262
14438b508aa8
152450a47aac
hex147d3b8c1c

88000400412 has 36 divisors (see below), whose sum is σ = 222668662216. Its totient is φ = 29304033120.

The previous prime is 88000400387. The next prime is 88000400413. The reversal of 88000400412 is 21400400088.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-3 number, since 3×880004004123 (a number of 34 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (88000400413) 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 11 ways as a sum of consecutive naturals, for example, 1190014 + ... + 1261797.

Almost surely, 288000400412 is an apocalyptic number.

It is an amenable number.

88000400412 is an abundant number, since it is smaller than the sum of its proper divisors (134668261804).

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

88000400412 is a wasteful number, since it uses less digits than its factorization.

88000400412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2452818 (or 2452813 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 27.

The spelling of 88000400412 in words is "eighty-eight billion, four hundred thousand, four hundred twelve".

Divisors: 1 2 3 4 6 9 12 18 36 997 1994 2991 3988 5982 8973 11964 17946 35892 2451811 4903622 7355433 9807244 14710866 22066299 29421732 44132598 88265196 2444455567 4888911134 7333366701 9777822268 14666733402 22000100103 29333466804 44000200206 88000400412