Base | Representation |
---|---|
bin | 101110010000100… |
… | …1110000010110001 |
3 | 11000011202112202201 |
4 | 1130201032002301 |
5 | 11134331242040 |
6 | 414005143201 |
7 | 53315404561 |
oct | 13441160261 |
9 | 4004675681 |
10 | 1552212145 |
11 | 727201a60 |
12 | 3739bab01 |
13 | 1b9773533 |
14 | 10a214da1 |
15 | 9140ea9a |
hex | 5c84e0b1 |
1552212145 has 16 divisors (see below), whose sum is σ = 2057713920. Its totient is φ = 1114588800.
The previous prime is 1552212143. The next prime is 1552212157. The reversal of 1552212145 is 5412122551.
It is not a de Polignac number, because 1552212145 - 21 = 1552212143 is a prime.
It is not an unprimeable number, because it can be changed into a prime (1552212143) 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 15 ways as a sum of consecutive naturals, for example, 174276 + ... + 182965.
It is an arithmetic number, because the mean of its divisors is an integer number (128607120).
Almost surely, 21552212145 is an apocalyptic number.
It is an amenable number.
1552212145 is a deficient number, since it is larger than the sum of its proper divisors (505501775).
1552212145 is a wasteful number, since it uses less digits than its factorization.
1552212145 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 357336.
The product of its digits is 4000, while the sum is 28.
The square root of 1552212145 is about 39398.1236228326. The cubic root of 1552212145 is about 1157.8448254024.
Adding to 1552212145 its reverse (5412122551), we get a palindrome (6964334696).
The spelling of 1552212145 in words is "one billion, five hundred fifty-two million, two hundred twelve thousand, one hundred forty-five".
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