Base | Representation |
---|---|
bin | 11101110010010011010010… |
… | …111010111101100101101011 |
3 | 122011211111000002221220000000 |
4 | 131302103102322331211223 |
5 | 114132301041021344404 |
6 | 1142340331011314043 |
7 | 36410304066514200 |
oct | 3562232272754553 |
9 | 564744002856000 |
10 | 131000041199979 |
11 | 38816895103296 |
12 | 128388288ab923 |
13 | 58133352477c3 |
14 | 244c615c8bca7 |
15 | 102292974c339 |
hex | 7724d2ebd96b |
131000041199979 has 48 divisors (see below), whose sum is σ = 228546865268640. Its totient is φ = 74857166338752.
The previous prime is 131000041199957. The next prime is 131000041199999. The reversal of 131000041199979 is 979991140000131.
131000041199979 is a `hidden beast` number, since 131 + 0 + 0 + 0 + 0 + 411 + 9 + 9 + 97 + 9 = 666.
It is not a de Polignac number, because 131000041199979 - 212 = 131000041195883 is a prime.
It is a super-2 number, since 2×1310000411999792 (a number of 29 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (131000041199999) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 611111454 + ... + 611325779.
It is an arithmetic number, because the mean of its divisors is an integer number (4761393026430).
Almost surely, 2131000041199979 is an apocalyptic number.
131000041199979 is a deficient number, since it is larger than the sum of its proper divisors (97546824068661).
131000041199979 is an frugal number, since it uses more digits than its factorization.
131000041199979 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1222437268 (or 1222437243 counting only the distinct ones).
The product of its (nonzero) digits is 551124, while the sum is 54.
The spelling of 131000041199979 in words is "one hundred thirty-one trillion, forty-one million, one hundred ninety-nine thousand, nine hundred seventy-nine".
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