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88099889142 = 2356572595601
BaseRepresentation
bin101001000001100101…
…0011001111111110110
322102101211111002001010
41102003022121333312
52420412032423032
6104250022213050
76236124462516
oct1220312317766
9272354432033
1088099889142
11343aa0aa741
12150a8584186
138400280125
14439a805846
15245964accc
hex1483299ff6

88099889142 has 16 divisors (see below), whose sum is σ = 176230993392. Its totient is φ = 29361427200.

The previous prime is 88099889131. The next prime is 88099889201. The reversal of 88099889142 is 24198899088.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1263859 + ... + 1331742.

It is an arithmetic number, because the mean of its divisors is an integer number (11014437087).

Almost surely, 288099889142 is an apocalyptic number.

88099889142 is an abundant number, since it is smaller than the sum of its proper divisors (88131104250).

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

88099889142 is a wasteful number, since it uses less digits than its factorization.

88099889142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2601263.

The product of its (nonzero) digits is 23887872, while the sum is 66.

The spelling of 88099889142 in words is "eighty-eight billion, ninety-nine million, eight hundred eighty-nine thousand, one hundred forty-two".

Divisors: 1 2 3 6 5657 11314 16971 33942 2595601 5191202 7786803 15573606 14683314857 29366629714 44049944571 88099889142