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29119180 = 2251455959
BaseRepresentation
bin110111100010…
…1001011001100
32000210102000011
41233011023030
524423303210
62520043004
7502336366
oct157051314
960712004
1029119180
1115489742
129903464
1360570ac
143c1dd36
152852d8a
hex1bc52cc

29119180 has 12 divisors (see below), whose sum is σ = 61150320. Its totient is φ = 11647664.

The previous prime is 29119177. The next prime is 29119201. The reversal of 29119180 is 8191192.

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 3 ways as a sum of consecutive naturals, for example, 727960 + ... + 727999.

It is an arithmetic number, because the mean of its divisors is an integer number (5095860).

Almost surely, 229119180 is an apocalyptic number.

29119180 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

29119180 is an abundant number, since it is smaller than the sum of its proper divisors (32031140).

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

29119180 is a wasteful number, since it uses less digits than its factorization.

29119180 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1455968 (or 1455966 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 31.

The square root of 29119180 is about 5396.2190467030. The cubic root of 29119180 is about 307.6519794261.

The spelling of 29119180 in words is "twenty-nine million, one hundred nineteen thousand, one hundred eighty".

Divisors: 1 2 4 5 10 20 1455959 2911918 5823836 7279795 14559590 29119180