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118430968238 = 2115383225829
BaseRepresentation
bin110111001001100001…
…0010010100110101110
3102022200122202112112222
41232103002102212232
53420021311440423
6130223442355342
711361554422532
oct1562302224656
9368618675488
10118430968238
1146254215360
121ab5235bb52
13b2251051cb
145a36bd3bc2
1531323723c8
hex1b930929ae

118430968238 has 8 divisors (see below), whose sum is σ = 193796129880. Its totient is φ = 53832258280.

The previous prime is 118430968217. The next prime is 118430968267. The reversal of 118430968238 is 832869034811.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 118430968238.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2691612893 + ... + 2691612936.

It is an arithmetic number, because the mean of its divisors is an integer number (24224516235).

Almost surely, 2118430968238 is an apocalyptic number.

118430968238 is a deficient number, since it is larger than the sum of its proper divisors (75365161642).

118430968238 is a wasteful number, since it uses less digits than its factorization.

118430968238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5383225842.

The product of its (nonzero) digits is 1990656, while the sum is 53.

The spelling of 118430968238 in words is "one hundred eighteen billion, four hundred thirty million, nine hundred sixty-eight thousand, two hundred thirty-eight".

Divisors: 1 2 11 22 5383225829 10766451658 59215484119 118430968238