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88271142742 = 2198772648717
BaseRepresentation
bin101001000110101011…
…1101011111101010110
322102211202201122211001
41102031113223331112
52421234403031432
6104315020533514
76243304222246
oct1221527537526
9272752648731
1088271142742
1134487839042
12151359b129a
1384298b0c13
1443b5463b26
1524696c79e7
hex148d5ebf56

88271142742 has 16 divisors (see below), whose sum is σ = 139534464240. Its totient is φ = 41764953888.

The previous prime is 88271142719. The next prime is 88271142763. The reversal of 88271142742 is 24724117288.

It is a junction number, because it is equal to n+sod(n) for n = 88271142692 and 88271142701.

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, 1291033 + ... + 1357684.

It is an arithmetic number, because the mean of its divisors is an integer number (8720904015).

Almost surely, 288271142742 is an apocalyptic number.

88271142742 is a deficient number, since it is larger than the sum of its proper divisors (51263321498).

88271142742 is a wasteful number, since it uses less digits than its factorization.

88271142742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2649615.

The product of its digits is 401408, while the sum is 46.

The spelling of 88271142742 in words is "eighty-eight billion, two hundred seventy-one million, one hundred forty-two thousand, seven hundred forty-two".

Divisors: 1 2 19 38 877 1754 16663 33326 2648717 5297434 50325623 100651246 2322924809 4645849618 44135571371 88271142742