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88448271044 = 22723771916963
BaseRepresentation
bin101001001011111101…
…1011000001011000100
322110022010000201011112
41102113323120023010
52422120224133134
6104344345224152
76250554620300
oct1222773301304
9273263021145
1088448271044
113456881a171
1215185192058
1384574ba973
1443d0bb0d00
15247a0151ce
hex1497ed82c4

88448271044 has 72 divisors (see below), whose sum is σ = 185189880960. Its totient is φ = 36828437184.

The previous prime is 88448271013. The next prime is 88448271073. The reversal of 88448271044 is 44017284488.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 88448270983 and 88448271001.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5205707 + ... + 5222669.

It is an arithmetic number, because the mean of its divisors is an integer number (2572081680).

Almost surely, 288448271044 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 88448271044, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (92594940480).

88448271044 is an abundant number, since it is smaller than the sum of its proper divisors (96741609916).

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

88448271044 is a wasteful number, since it uses less digits than its factorization.

88448271044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17737 (or 17728 counting only the distinct ones).

The product of its (nonzero) digits is 1835008, while the sum is 50.

The spelling of 88448271044 in words is "eighty-eight billion, four hundred forty-eight million, two hundred seventy-one thousand, forty-four".

Divisors: 1 2 4 7 14 28 37 49 74 98 148 196 259 518 719 1036 1438 1813 2876 3626 5033 7252 10066 16963 20132 26603 33926 35231 53206 67852 70462 106412 118741 140924 186221 237482 372442 474964 627631 744884 831187 1255262 1303547 1662374 2510524 2607094 3324748 4393417 5214188 8786834 12196397 17573668 24392794 30753919 48785588 61507838 85374779 123015676 170749558 341499116 451266689 597623453 902533378 1195246906 1805066756 2390493812 3158866823 6317733646 12635467292 22112067761 44224135522 88448271044