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117206050 = 25213180317
BaseRepresentation
bin1101111110001…
…10110000100010
322011112200110211
412333012300202
5220001043200
615344044334
72622143413
oct677066042
9264480424
10117206050
1160183705
12333036aa
131b3892c0
14117cd80a
15a452aba
hex6fc6c22

117206050 has 24 divisors (see below), whose sum is σ = 234774036. Its totient is φ = 43275840.

The previous prime is 117206029. The next prime is 117206057. The reversal of 117206050 is 50602711.

It can be written as a sum of positive squares in 6 ways, for example, as 3122289 + 114083761 = 1767^2 + 10681^2 .

It is not an unprimeable number, because it can be changed into a prime (117206057) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 89509 + ... + 90808.

Almost surely, 2117206050 is an apocalyptic number.

117206050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

117206050 is an abundant number, since it is smaller than the sum of its proper divisors (117567986).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

117206050 is a wasteful number, since it uses less digits than its factorization.

117206050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180342 (or 180337 counting only the distinct ones).

The product of its (nonzero) digits is 420, while the sum is 22.

The square root of 117206050 is about 10826.1743012017. The cubic root of 117206050 is about 489.3842745108.

Adding to 117206050 its reverse (50602711), we get a palindrome (167808761).

The spelling of 117206050 in words is "one hundred seventeen million, two hundred six thousand, fifty".

Divisors: 1 2 5 10 13 25 26 50 65 130 325 650 180317 360634 901585 1803170 2344121 4507925 4688242 9015850 11720605 23441210 58603025 117206050