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140885010 = 232571131979
BaseRepresentation
bin10000110010110…
…11110000010010
3100211002200220100
420121123300102
5242031310020
621551353230
73330334320
oct1031336022
9324080810
10140885010
1172586aa2
123b222816
132325a116
14149d4d10
15c57da90
hex865bc12

140885010 has 96 divisors (see below), whose sum is σ = 422547840. Its totient is φ = 31901184.

The previous prime is 140885009. The next prime is 140885021. The reversal of 140885010 is 10588041.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 70201 + ... + 72179.

It is an arithmetic number, because the mean of its divisors is an integer number (4401540).

Almost surely, 2140885010 is an apocalyptic number.

140885010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 140885010, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (211273920).

140885010 is an abundant number, since it is smaller than the sum of its proper divisors (281662830).

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

140885010 is a wasteful number, since it uses less digits than its factorization.

140885010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2112 (or 2109 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 27.

The square root of 140885010 is about 11869.4991469733. The cubic root of 140885010 is about 520.3412577509.

The spelling of 140885010 in words is "one hundred forty million, eight hundred eighty-five thousand, ten".

Divisors: 1 2 3 5 6 7 9 10 14 15 18 21 30 35 42 45 63 70 90 105 113 126 210 226 315 339 565 630 678 791 1017 1130 1582 1695 1979 2034 2373 3390 3955 3958 4746 5085 5937 7119 7910 9895 10170 11865 11874 13853 14238 17811 19790 23730 27706 29685 35595 35622 41559 59370 69265 71190 83118 89055 124677 138530 178110 207795 223627 249354 415590 447254 623385 670881 1118135 1246770 1341762 1565389 2012643 2236270 3130778 3354405 4025286 4696167 6708810 7826945 9392334 10063215 14088501 15653890 20126430 23480835 28177002 46961670 70442505 140885010