Base | Representation |
---|---|
bin | 1000110110010100101… |
… | …1101000101000110111 |
3 | 112112101122002111011100 |
4 | 2031211023220220313 |
5 | 4442314434413330 |
6 | 153500534141143 |
7 | 13661142421002 |
oct | 2154513505067 |
9 | 475348074140 |
10 | 152021404215 |
11 | 5952113504a |
12 | 255677b17b3 |
13 | 114492ac125 |
14 | 750201c539 |
15 | 3e4b2be060 |
hex | 23652e8a37 |
152021404215 has 48 divisors (see below), whose sum is σ = 273088198656. Its totient is φ = 78149880000.
The previous prime is 152021404211. The next prime is 152021404217. The reversal of 152021404215 is 512404120251.
It is a happy number.
152021404215 is a `hidden beast` number, since 1 + 5 + 20 + 21 + 404 + 215 = 666.
152021404215 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 152021404215 - 22 = 152021404211 is a prime.
It is a super-3 number, since 3×1520214042153 (a number of 35 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (152021404211) by changing a digit.
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, 133062 + ... + 567228.
It is an arithmetic number, because the mean of its divisors is an integer number (5689337472).
Almost surely, 2152021404215 is an apocalyptic number.
152021404215 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
152021404215 is a deficient number, since it is larger than the sum of its proper divisors (121066794441).
152021404215 is a wasteful number, since it uses less digits than its factorization.
152021404215 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 434460 (or 434457 counting only the distinct ones).
The product of its (nonzero) digits is 3200, while the sum is 27.
Adding to 152021404215 its reverse (512404120251), we get a palindrome (664425524466).
The spelling of 152021404215 in words is "one hundred fifty-two billion, twenty-one million, four hundred four thousand, two hundred fifteen".
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