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118412013019 = 173727941489
BaseRepresentation
bin110111001000111100…
…1111110110111011011
3102022122100002111212211
41232101321332313123
53420001433404034
6130221524215551
711361234334516
oct1562171766733
9368570074784
10118412013019
1146244548a93
121ab47b3a5b7
13b2211c94c1
145a3449bd7d
15313087ad64
hex1b91e7eddb

118412013019 has 8 divisors (see below), whose sum is σ = 119260421280. Its totient is φ = 117565489536.

The previous prime is 118412013011. The next prime is 118412013023. The reversal of 118412013019 is 910310214811.

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 118412013019 - 23 = 118412013011 is a prime.

It is a super-2 number, since 2×1184120130192 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (118412013011) 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, 344974 + ... + 596515.

It is an arithmetic number, because the mean of its divisors is an integer number (14907552660).

Almost surely, 2118412013019 is an apocalyptic number.

118412013019 is a deficient number, since it is larger than the sum of its proper divisors (848408261).

118412013019 is an equidigital number, since it uses as much as digits as its factorization.

118412013019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 942389.

The product of its (nonzero) digits is 1728, while the sum is 31.

The spelling of 118412013019 in words is "one hundred eighteen billion, four hundred twelve million, thirteen thousand, nineteen".

Divisors: 1 173 727 125771 941489 162877597 684462503 118412013019