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995136140 = 225177937049
BaseRepresentation
bin111011010100001…
…001001010001100
32120100112011011002
4323110021022030
54014223324030
6242425115432
733442342355
oct7324111214
92510464132
10995136140
11470801569
12239328b78
1312b22636b
1496242d2c
155c570245
hex3b50928c

995136140 has 48 divisors (see below), whose sum is σ = 2240784000. Its totient is φ = 369887232.

The previous prime is 995136139. The next prime is 995136173. The reversal of 995136140 is 41631599.

It is a junction number, because it is equal to n+sod(n) for n = 995136094 and 995136103.

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 15 ways as a sum of consecutive naturals, for example, 8336 + ... + 45384.

It is an arithmetic number, because the mean of its divisors is an integer number (46683000).

Almost surely, 2995136140 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 995136140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1120392000).

995136140 is an abundant number, since it is smaller than the sum of its proper divisors (1245647860).

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

995136140 is a wasteful number, since it uses less digits than its factorization.

995136140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37154 (or 37152 counting only the distinct ones).

The product of its (nonzero) digits is 29160, while the sum is 38.

The square root of 995136140 is about 31545.7784814387. The cubic root of 995136140 is about 998.3760776370.

The spelling of 995136140 in words is "nine hundred ninety-five million, one hundred thirty-six thousand, one hundred forty".

Divisors: 1 2 4 5 10 17 20 34 68 79 85 158 170 316 340 395 790 1343 1580 2686 5372 6715 13430 26860 37049 74098 148196 185245 370490 629833 740980 1259666 2519332 2926871 3149165 5853742 6298330 11707484 12596660 14634355 29268710 49756807 58537420 99513614 199027228 248784035 497568070 995136140