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88027213930 = 25293743190787
BaseRepresentation
bin101000111111011010…
…1001011000001101010
322102012202201210101121
41101332311023001222
52420234431321210
6104234504405454
76234252654445
oct1217665130152
9272182653347
1088027213930
1134372081787
121508817688a
1383bb1b5a46
144390cc865c
1524530926da
hex147ed4b06a

88027213930 has 64 divisors (see below), whose sum is σ = 172258669440. Its totient is φ = 32308464384.

The previous prime is 88027213913. The next prime is 88027213961. The reversal of 88027213930 is 3931272088.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 365997 + ... + 556783.

It is an arithmetic number, because the mean of its divisors is an integer number (2691541710).

Almost surely, 288027213930 is an apocalyptic number.

88027213930 is a deficient number, since it is larger than the sum of its proper divisors (84231455510).

88027213930 is a wasteful number, since it uses less digits than its factorization.

88027213930 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190903.

The product of its (nonzero) digits is 145152, while the sum is 43.

The spelling of 88027213930 in words is "eighty-eight billion, twenty-seven million, two hundred thirteen thousand, nine hundred thirty".

Divisors: 1 2 5 10 29 37 43 58 74 86 145 185 215 290 370 430 1073 1247 1591 2146 2494 3182 5365 6235 7955 10730 12470 15910 46139 92278 190787 230695 381574 461390 953935 1907870 5532823 7059119 8203841 11065646 14118238 16407682 27664115 35295595 41019205 55328230 70591190 82038410 204714451 237911389 303542117 409428902 475822778 607084234 1023572255 1189556945 1517710585 2047144510 2379113890 3035421170 8802721393 17605442786 44013606965 88027213930