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104312213988 = 22379110033981
BaseRepresentation
bin110000100100101111…
…1100001000111100100
3100222020200211111202220
41201021133201013210
53202112411321423
6115530444432340
710351645121643
oct1411137410744
9328220744686
10104312213988
1140269586314
1218271b486b0
139ab5017458
145097a4735a
152aa7ad29e3
hex18497e11e4

104312213988 has 24 divisors (see below), whose sum is σ = 246476119680. Its totient is φ = 34330601760.

The previous prime is 104312213959. The next prime is 104312213989. The reversal of 104312213988 is 889312213401.

It is not an unprimeable number, because it can be changed into a prime (104312213989) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55016043 + ... + 55017938.

It is an arithmetic number, because the mean of its divisors is an integer number (10269838320).

Almost surely, 2104312213988 is an apocalyptic number.

It is an amenable number.

104312213988 is an abundant number, since it is smaller than the sum of its proper divisors (142163905692).

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

104312213988 is a wasteful number, since it uses less digits than its factorization.

104312213988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110034067 (or 110034065 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 42.

The spelling of 104312213988 in words is "one hundred four billion, three hundred twelve million, two hundred thirteen thousand, nine hundred eighty-eight".

Divisors: 1 2 3 4 6 12 79 158 237 316 474 948 110033981 220067962 330101943 440135924 660203886 1320407772 8692684499 17385368998 26078053497 34770737996 52156106994 104312213988