Base | Representation |
---|---|
bin | 1000110110101101100… |
… | …0000010111111111100 |
3 | 112112122212122000111000 |
4 | 2031223120002333330 |
5 | 4443023040234322 |
6 | 153515125330300 |
7 | 13663543616004 |
oct | 2155330027774 |
9 | 475585560430 |
10 | 152125321212 |
11 | 59574861467 |
12 | 25596566990 |
13 | 11464994787 |
14 | 7511b4d004 |
15 | 3e554993ac |
hex | 236b602ffc |
152125321212 has 24 divisors (see below), whose sum is σ = 394398981200. Its totient is φ = 50708440368.
The previous prime is 152125321211. The next prime is 152125321213. The reversal of 152125321212 is 212123521251.
152125321212 is a `hidden beast` number, since 1 + 5 + 2 + 1 + 2 + 532 + 121 + 2 = 666.
It is an interprime number because it is at equal distance from previous prime (152125321211) and next prime (152125321213).
It is a super-2 number, since 2×1521253212122 (a number of 23 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (152125321211) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 704283787 + ... + 704284002.
Almost surely, 2152125321212 is an apocalyptic number.
152125321212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
152125321212 is an abundant number, since it is smaller than the sum of its proper divisors (242273659988).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
152125321212 is a wasteful number, since it uses less digits than its factorization.
152125321212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1408567802 (or 1408567794 counting only the distinct ones).
The product of its digits is 2400, while the sum is 27.
Adding to 152125321212 its reverse (212123521251), we get a palindrome (364248842463).
The spelling of 152125321212 in words is "one hundred fifty-two billion, one hundred twenty-five million, three hundred twenty-one thousand, two hundred twelve".
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