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117016031 = 1127413881
BaseRepresentation
bin1101111100110…
…00010111011111
322011012000211002
412332120113133
5214424003111
615340020515
72620422416
oct676302737
9264160732
10117016031
1160063970
123323173b
131b320972
141178047d
15a41663b
hex6f985df

117016031 has 8 divisors (see below), whose sum is σ = 127733328. Its totient is φ = 106312000.

The previous prime is 117016001. The next prime is 117016037. The reversal of 117016031 is 130610711.

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 117016031 - 218 = 116753887 is a prime.

It is a super-2 number, since 2×1170160312 = 27385503021985922, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 117015994 and 117016012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117016037) 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, 28211 + ... + 32091.

It is an arithmetic number, because the mean of its divisors is an integer number (15966666).

Almost surely, 2117016031 is an apocalyptic number.

117016031 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

117016031 is a deficient number, since it is larger than the sum of its proper divisors (10717297).

117016031 is a wasteful number, since it uses less digits than its factorization.

117016031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6633.

The product of its (nonzero) digits is 126, while the sum is 20.

The square root of 117016031 is about 10817.3948342473. The cubic root of 117016031 is about 489.1196618621.

Adding to 117016031 its reverse (130610711), we get a palindrome (247626742).

The spelling of 117016031 in words is "one hundred seventeen million, sixteen thousand, thirty-one".

Divisors: 1 11 2741 3881 30151 42691 10637821 117016031