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140885514 = 233711311093
BaseRepresentation
bin10000110010110…
…11111000001010
3100211002201121000
420121123320022
5242031314024
621551355430
73330335640
oct1031337012
9324081530
10140885514
1172587410
123b222b76
132325a413
14149d5190
15c57dcc9
hex865be0a

140885514 has 128 divisors (see below), whose sum is σ = 403292160. Its totient is φ = 35380800.

The previous prime is 140885497. The next prime is 140885527. The reversal of 140885514 is 415588041.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 128352 + ... + 129444.

It is an arithmetic number, because the mean of its divisors is an integer number (3150720).

Almost surely, 2140885514 is an apocalyptic number.

140885514 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 140885514, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (201646080).

140885514 is an abundant number, since it is smaller than the sum of its proper divisors (262406646).

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

140885514 is a wasteful number, since it uses less digits than its factorization.

140885514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1153 (or 1147 counting only the distinct ones).

The product of its (nonzero) digits is 25600, while the sum is 36.

The square root of 140885514 is about 11869.5203778417. The cubic root of 140885514 is about 520.3418782373.

The spelling of 140885514 in words is "one hundred forty million, eight hundred eighty-five thousand, five hundred fourteen".

Divisors: 1 2 3 6 7 9 11 14 18 21 22 27 31 33 42 54 62 63 66 77 93 99 126 154 186 189 198 217 231 279 297 341 378 434 462 558 594 651 682 693 837 1023 1093 1302 1386 1674 1953 2046 2079 2186 2387 3069 3279 3906 4158 4774 5859 6138 6558 7161 7651 9207 9837 11718 12023 14322 15302 18414 19674 21483 22953 24046 29511 33883 36069 42966 45906 59022 64449 67766 68859 72138 84161 101649 108207 128898 137718 168322 203298 206577 216414 237181 252483 304947 324621 372713 413154 474362 504966 609894 649242 711543 745426 757449 914841 1118139 1423086 1514898 1829682 2134629 2236278 2272347 2608991 3354417 4269258 4544694 5217982 6403887 6708834 7826973 10063251 12807774 15653946 20126502 23480919 46961838 70442757 140885514