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1108188029 = 13831027051
BaseRepresentation
bin100001000001101…
…1001101101111101
32212020020210012002
41002003121231331
54232144004104
6301544152045
736314304614
oct10203315575
92766223162
101108188029
115195a8083
1226b168625
13148789880
14a727087b
156745201e
hex420d9b7d

1108188029 has 8 divisors (see below), whose sum is σ = 1207813152. Its totient is φ = 1010617200.

The previous prime is 1108188013. The next prime is 1108188089. The reversal of 1108188029 is 9208818011.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1108188029 - 24 = 1108188013 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1108187983 and 1108188001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1108188089) 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, 512447 + ... + 514604.

It is an arithmetic number, because the mean of its divisors is an integer number (150976644).

Almost surely, 21108188029 is an apocalyptic number.

It is an amenable number.

1108188029 is a deficient number, since it is larger than the sum of its proper divisors (99625123).

1108188029 is a wasteful number, since it uses less digits than its factorization.

1108188029 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1027147.

The product of its (nonzero) digits is 9216, while the sum is 38.

The square root of 1108188029 is about 33289.4582262914. The cubic root of 1108188029 is about 1034.8351014259.

The spelling of 1108188029 in words is "one billion, one hundred eight million, one hundred eighty-eight thousand, twenty-nine".

Divisors: 1 13 83 1079 1027051 13351663 85245233 1108188029