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8013270132 = 2232731798691
BaseRepresentation
bin1110111011010000…
…01100110001110100
3202200110101022002200
413131220030301310
5112402344121012
63403052104500
7402401446410
oct73550146164
922613338080
108013270132
1134423114aa
121677765130
139a920b27a
1456035dd40
1531d76c3dc
hex1dda0cc74

8013270132 has 36 divisors (see below), whose sum is σ = 23149447776. Its totient is φ = 2289505680.

The previous prime is 8013270107. The next prime is 8013270137. The reversal of 8013270132 is 2310723108.

It is a tau number, because it is divible by the number of its divisors (36).

It is a junction number, because it is equal to n+sod(n) for n = 8013270096 and 8013270105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8013270137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15899094 + ... + 15899597.

It is an arithmetic number, because the mean of its divisors is an integer number (643040216).

Almost surely, 28013270132 is an apocalyptic number.

It is an amenable number.

8013270132 is an abundant number, since it is smaller than the sum of its proper divisors (15136177644).

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

8013270132 is a wasteful number, since it uses less digits than its factorization.

8013270132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31798708 (or 31798703 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 27.

The square root of 8013270132 is about 89516.8706557596. The cubic root of 8013270132 is about 2001.1052334503.

The spelling of 8013270132 in words is "eight billion, thirteen million, two hundred seventy thousand, one hundred thirty-two".

Divisors: 1 2 3 4 6 7 9 12 14 18 21 28 36 42 63 84 126 252 31798691 63597382 95396073 127194764 190792146 222590837 286188219 381584292 445181674 572376438 667772511 890363348 1144752876 1335545022 2003317533 2671090044 4006635066 8013270132