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117134449 = 196164971
BaseRepresentation
bin1101111101101…
…01010001110001
322011102001020221
412332311101301
5214441300244
615342333041
72621424565
oct676652161
9264361227
10117134449
1160134933
123328a181
131b362833
14117b16a5
15a43b784
hex6fb5471

117134449 has 4 divisors (see below), whose sum is σ = 123299440. Its totient is φ = 110969460.

The previous prime is 117134441. The next prime is 117134467. The reversal of 117134449 is 944431711.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 944431711 = 3592630729.

It is a cyclic number.

It is not a de Polignac number, because 117134449 - 23 = 117134441 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (117134441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3082467 + ... + 3082504.

It is an arithmetic number, because the mean of its divisors is an integer number (30824860).

Almost surely, 2117134449 is an apocalyptic number.

117134449 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

117134449 is a deficient number, since it is larger than the sum of its proper divisors (6164991).

117134449 is an equidigital number, since it uses as much as digits as its factorization.

117134449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6164990.

The product of its digits is 12096, while the sum is 34.

The square root of 117134449 is about 10822.8669491960. The cubic root of 117134449 is about 489.2845995048.

The spelling of 117134449 in words is "one hundred seventeen million, one hundred thirty-four thousand, four hundred forty-nine".

Divisors: 1 19 6164971 117134449