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7080129 = 34712487
BaseRepresentation
bin11011000000100011000001
3111022201010000
4123000203001
53303031004
6411430213
7114115530
oct33004301
914281100
107080129
113aa6451
122455369
13160b834
14d24317
1594cc39
hex6c08c1

7080129 has 20 divisors (see below), whose sum is σ = 12088384. Its totient is φ = 4045464.

The previous prime is 7080119. The next prime is 7080131. The reversal of 7080129 is 9210807.

It is not a de Polignac number, because 7080129 - 25 = 7080097 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

7080129 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7080119) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 5677 + ... + 6810.

Almost surely, 27080129 is an apocalyptic number.

It is an amenable number.

7080129 is a deficient number, since it is larger than the sum of its proper divisors (5008255).

7080129 is a wasteful number, since it uses less digits than its factorization.

7080129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12506 (or 12497 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 27.

The square root of 7080129 is about 2660.8511796040. The cubic root of 7080129 is about 192.0202615336.

The spelling of 7080129 in words is "seven million, eighty thousand, one hundred twenty-nine".

Divisors: 1 3 7 9 21 27 63 81 189 567 12487 37461 87409 112383 262227 337149 786681 1011447 2360043 7080129