Base | Representation |
---|---|
bin | 1000110100011011000… |
… | …1011000001010111100 |
3 | 112111002002001122210002 |
4 | 2031012301120022330 |
5 | 4440243332021130 |
6 | 153334150533432 |
7 | 13642405663253 |
oct | 2150661301274 |
9 | 474062048702 |
10 | 151511204540 |
11 | 5928a141523 |
12 | 25444967278 |
13 | 11397695627 |
14 | 749436d79a |
15 | 3e1b5ddb45 |
hex | 2346c582bc |
151511204540 has 24 divisors (see below), whose sum is σ = 326772815712. Its totient is φ = 58966522560.
The previous prime is 151511204539. The next prime is 151511204543. The reversal of 151511204540 is 45402115151.
It is a super-2 number, since 2×1515112045402 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (151511204543) 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, 102371696 + ... + 102373175.
It is an arithmetic number, because the mean of its divisors is an integer number (13615533988).
Almost surely, 2151511204540 is an apocalyptic number.
151511204540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
151511204540 is an abundant number, since it is smaller than the sum of its proper divisors (175261611172).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
151511204540 is a wasteful number, since it uses less digits than its factorization.
151511204540 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 204744917 (or 204744915 counting only the distinct ones).
The product of its (nonzero) digits is 4000, while the sum is 29.
Adding to 151511204540 its reverse (45402115151), we get a palindrome (196913319691).
The spelling of 151511204540 in words is "one hundred fifty-one billion, five hundred eleven million, two hundred four thousand, five hundred forty".
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