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117389201 = 196178379
BaseRepresentation
bin1101111111100…
…11011110010001
322011212222201012
412333303132101
5220022423301
615352020305
72623535366
oct677633621
9264788635
10117389201
1160299276
1233391695
131b421787
141183a46d
15a48bebb
hex6ff3791

117389201 has 4 divisors (see below), whose sum is σ = 123567600. Its totient is φ = 111210804.

The previous prime is 117389189. The next prime is 117389213. The reversal of 117389201 is 102983711.

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: 102983711 = 769133919.

It is an interprime number because it is at equal distance from previous prime (117389189) and next prime (117389213).

It is a cyclic number.

It is not a de Polignac number, because 117389201 - 26 = 117389137 is a prime.

It is a super-2 number, since 2×1173892012 = 27560449022836802, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (117389101) 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, 3089171 + ... + 3089208.

It is an arithmetic number, because the mean of its divisors is an integer number (30891900).

Almost surely, 2117389201 is an apocalyptic number.

It is an amenable number.

117389201 is a deficient number, since it is larger than the sum of its proper divisors (6178399).

117389201 is an equidigital number, since it uses as much as digits as its factorization.

117389201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6178398.

The product of its (nonzero) digits is 3024, while the sum is 32.

The square root of 117389201 is about 10834.6297121775. The cubic root of 117389201 is about 489.6390525210.

The spelling of 117389201 in words is "one hundred seventeen million, three hundred eighty-nine thousand, two hundred one".

Divisors: 1 19 6178379 117389201