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987079080 = 233513632743
BaseRepresentation
bin111010110101011…
…010000110101000
32112210100210221110
4322311122012220
54010143012310
6241540310320
733314014401
oct7265320650
92483323843
10987079080
114671a9139
122366a23a0
13129664c80
14951469a8
155b9ccd20
hex3ad5a1a8

987079080 has 64 divisors (see below), whose sum is σ = 3189029760. Its totient is φ = 242972928.

The previous prime is 987079073. The next prime is 987079087. The reversal of 987079080 is 80970789.

987079080 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (987079073) and next prime (987079087).

It is a super-2 number, since 2×9870790802 = 1948650220347292800, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (987079087) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 314812 + ... + 317931.

It is an arithmetic number, because the mean of its divisors is an integer number (49828590).

Almost surely, 2987079080 is an apocalyptic number.

It is an amenable number.

987079080 is an abundant number, since it is smaller than the sum of its proper divisors (2201950680).

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

987079080 is a wasteful number, since it uses less digits than its factorization.

987079080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 632770 (or 632766 counting only the distinct ones).

The product of its (nonzero) digits is 254016, while the sum is 48.

The square root of 987079080 is about 31417.8146916682. The cubic root of 987079080 is about 995.6743423320.

The spelling of 987079080 in words is "nine hundred eighty-seven million, seventy-nine thousand, eighty".

Divisors: 1 2 3 4 5 6 8 10 12 13 15 20 24 26 30 39 40 52 60 65 78 104 120 130 156 195 260 312 390 520 780 1560 632743 1265486 1898229 2530972 3163715 3796458 5061944 6327430 7592916 8225659 9491145 12654860 15185832 16451318 18982290 24676977 25309720 32902636 37964580 41128295 49353954 65805272 75929160 82256590 98707908 123384885 164513180 197415816 246769770 329026360 493539540 987079080