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117103030 = 25111139421
BaseRepresentation
bin1101111101011…
…01100110110110
322011100110011021
412332231212312
5214434244110
615341531354
72621234152
oct676554666
9264313137
10117103030
1160113270
1233273b5a
131b351445
14117a4062
15a4322da
hex6fad9b6

117103030 has 32 divisors (see below), whose sum is σ = 232007328. Its totient is φ = 42201600.

The previous prime is 117103013. The next prime is 117103031. The reversal of 117103030 is 30301711.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 117102995 and 117103013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117103031) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7720 + ... + 17140.

It is an arithmetic number, because the mean of its divisors is an integer number (7250229).

Almost surely, 2117103030 is an apocalyptic number.

117103030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

117103030 is a deficient number, since it is larger than the sum of its proper divisors (114904298).

117103030 is a wasteful number, since it uses less digits than its factorization.

117103030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9552.

The product of its (nonzero) digits is 63, while the sum is 16.

The square root of 117103030 is about 10821.4153418118. The cubic root of 117103030 is about 489.2408486195.

Adding to 117103030 its reverse (30301711), we get a palindrome (147404741).

The spelling of 117103030 in words is "one hundred seventeen million, one hundred three thousand, thirty".

Divisors: 1 2 5 10 11 22 55 110 113 226 565 1130 1243 2486 6215 9421 12430 18842 47105 94210 103631 207262 518155 1036310 1064573 2129146 5322865 10645730 11710303 23420606 58551515 117103030