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117004061 = 262144641
BaseRepresentation
bin1101111100101…
…01011100011101
322011011102101202
412332111130131
5214423112221
615335445245
72620342466
oct676253435
9264142352
10117004061
1160055979
1233226825
131b318395
1411779d6d
15a412d0b
hex6f9571d

117004061 has 4 divisors (see below), whose sum is σ = 117051324. Its totient is φ = 116956800.

The previous prime is 117004057. The next prime is 117004073. The reversal of 117004061 is 160400711.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 160400711 = 295531059.

It can be written as a sum of positive squares in 2 ways, for example, as 92064025 + 24940036 = 9595^2 + 4994^2 .

It is a cyclic number.

It is not a de Polignac number, because 117004061 - 22 = 117004057 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117004031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19700 + ... + 24941.

It is an arithmetic number, because the mean of its divisors is an integer number (29262831).

Almost surely, 2117004061 is an apocalyptic number.

It is an amenable number.

117004061 is a deficient number, since it is larger than the sum of its proper divisors (47263).

117004061 is an equidigital number, since it uses as much as digits as its factorization.

117004061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47262.

The product of its (nonzero) digits is 168, while the sum is 20.

The square root of 117004061 is about 10816.8415445545. The cubic root of 117004061 is about 489.1029833439.

Adding to 117004061 its reverse (160400711), we get a palindrome (277404772).

The spelling of 117004061 in words is "one hundred seventeen million, four thousand, sixty-one".

Divisors: 1 2621 44641 117004061