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118439514 = 23213748029
BaseRepresentation
bin1110000111100…
…11111001011010
322020212100110200
413003303321122
5220310031024
615430323030
72635501464
oct703637132
9266770420
10118439514
11609463a6
12337b9476
131b6cb86b
1411a31134
15a5e82c9
hex70f3e5a

118439514 has 24 divisors (see below), whose sum is σ = 258497460. Its totient is φ = 39190848.

The previous prime is 118439449. The next prime is 118439551. The reversal of 118439514 is 415934811.

It can be written as a sum of positive squares in 2 ways, for example, as 118265625 + 173889 = 10875^2 + 417^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21549 + ... + 26480.

Almost surely, 2118439514 is an apocalyptic number.

118439514 is an abundant number, since it is smaller than the sum of its proper divisors (140057946).

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

118439514 is a wasteful number, since it uses less digits than its factorization.

118439514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48174 (or 48171 counting only the distinct ones).

The product of its digits is 17280, while the sum is 36.

The square root of 118439514 is about 10882.9919599345. The cubic root of 118439514 is about 491.0950298820.

The spelling of 118439514 in words is "one hundred eighteen million, four hundred thirty-nine thousand, five hundred fourteen".

Divisors: 1 2 3 6 9 18 137 274 411 822 1233 2466 48029 96058 144087 288174 432261 864522 6579973 13159946 19739919 39479838 59219757 118439514