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7000080 = 243529167
BaseRepresentation
bin11010101101000000010000
3111011122022020
4122231000100
53243000310
6410011440
7113333253
oct32550020
914148266
107000080
113a5129a
122416b80
1315b1279
14d0309a
15934170
hex6ad010

7000080 has 40 divisors (see below), whose sum is σ = 21700992. Its totient is φ = 1866624.

The previous prime is 7000069. The next prime is 7000087. The reversal of 7000080 is 800007.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×70000802 = 98002240012800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is not an unprimeable number, because it can be changed into a prime (7000087) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14344 + ... + 14823.

Almost surely, 27000080 is an apocalyptic number.

It is an amenable number.

7000080 is an abundant number, since it is smaller than the sum of its proper divisors (14700912).

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

7000080 is a wasteful number, since it uses less digits than its factorization.

7000080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29183 (or 29177 counting only the distinct ones).

The product of its (nonzero) digits is 56, while the sum is 15.

The square root of 7000080 is about 2645.7664296003. The cubic root of 7000080 is about 191.2938470102.

Adding to 7000080 its reverse (800007), we get a palindrome (7800087).

The spelling of 7000080 in words is "seven million, eighty", and thus it is an aban number and an uban number.

Divisors: 1 2 3 4 5 6 8 10 12 15 16 20 24 30 40 48 60 80 120 240 29167 58334 87501 116668 145835 175002 233336 291670 350004 437505 466672 583340 700008 875010 1166680 1400016 1750020 2333360 3500040 7000080