Base | Representation |
---|---|
bin | 101001111000101… |
… | …0000111000110000 |
3 | 10121221112220010100 |
4 | 1103301100320300 |
5 | 10334242020102 |
6 | 351243032400 |
7 | 46553620410 |
oct | 12361207060 |
9 | 3557486110 |
10 | 1405423152 |
11 | 661363241 |
12 | 33280b700 |
13 | 19522a043 |
14 | d4924640 |
15 | 835b6a1c |
hex | 53c50e30 |
1405423152 has 60 divisors (see below), whose sum is σ = 4495126480. Its totient is φ = 401549184.
The previous prime is 1405423111. The next prime is 1405423153. The reversal of 1405423152 is 2513245041.
1405423152 is a `hidden beast` number, since 1 + 40 + 542 + 31 + 52 = 666.
It is not an unprimeable number, because it can be changed into a prime (1405423153) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 696127 + ... + 698142.
Almost surely, 21405423152 is an apocalyptic number.
1405423152 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
1405423152 is an abundant number, since it is smaller than the sum of its proper divisors (3089703328).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1405423152 is a wasteful number, since it uses less digits than its factorization.
1405423152 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1394290 (or 1394281 counting only the distinct ones).
The product of its (nonzero) digits is 4800, while the sum is 27.
The square root of 1405423152 is about 37488.9737389542. The cubic root of 1405423152 is about 1120.1315619263.
Adding to 1405423152 its reverse (2513245041), we get a palindrome (3918668193).
The spelling of 1405423152 in words is "one billion, four hundred five million, four hundred twenty-three thousand, one hundred fifty-two".
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