Base | Representation |
---|---|
bin | 10011000101000011101… |
… | …001101101010101001010 |
3 | 11122100011211000112000200 |
4 | 103011003221231111022 |
5 | 132440113102013310 |
6 | 2442151103513030 |
7 | 163503165252564 |
oct | 23050351552512 |
9 | 4570154015020 |
10 | 1311100032330 |
11 | 466041873830 |
12 | 1921248b8776 |
13 | 968369771ca |
14 | 47659858334 |
15 | 241886739c0 |
hex | 13143a6d54a |
1311100032330 has 96 divisors (see below), whose sum is σ = 3838716430848. Its totient is φ = 307589443200.
The previous prime is 1311100032311. The next prime is 1311100032349. The reversal of 1311100032330 is 332300011131.
It is a happy number.
1311100032330 is a `hidden beast` number, since 1 + 311 + 1 + 0 + 0 + 0 + 323 + 30 = 666.
It is an interprime number because it is at equal distance from previous prime (1311100032311) and next prime (1311100032349).
It is a Harshad number since it is a multiple of its sum of digits (18).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 21329689 + ... + 21391068.
It is an arithmetic number, because the mean of its divisors is an integer number (39986629488).
Almost surely, 21311100032330 is an apocalyptic number.
1311100032330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1311100032330 is an abundant number, since it is smaller than the sum of its proper divisors (2527616398518).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1311100032330 is a wasteful number, since it uses less digits than its factorization.
1311100032330 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 42720812 (or 42720809 counting only the distinct ones).
The product of its (nonzero) digits is 162, while the sum is 18.
Adding to 1311100032330 its reverse (332300011131), we get a palindrome (1643400043461).
The spelling of 1311100032330 in words is "one trillion, three hundred eleven billion, one hundred million, thirty-two thousand, three hundred thirty".
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