Base | Representation |
---|---|
bin | 10001010011011… |
… | …01010101011101 |
3 | 101010010110012000 |
4 | 20221231111131 |
5 | 244124320300 |
6 | 22223032513 |
7 | 3411523464 |
oct | 1051552535 |
9 | 333113160 |
10 | 145151325 |
11 | 74a30380 |
12 | 4073b739 |
13 | 240c1c77 |
14 | 153c59db |
15 | cb22c00 |
hex | 8a6d55d |
145151325 has 96 divisors (see below), whose sum is σ = 295159680. Its totient is φ = 69350400.
The previous prime is 145151263. The next prime is 145151327. The reversal of 145151325 is 523151541.
145151325 is a `hidden beast` number, since 14 + 515 + 132 + 5 = 666.
It is not a de Polignac number, because 145151325 - 216 = 145085789 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (145151327) by changing a digit.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 838939 + ... + 839111.
It is an arithmetic number, because the mean of its divisors is an integer number (3074580).
Almost surely, 2145151325 is an apocalyptic number.
145151325 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
145151325 is an abundant number, since it is smaller than the sum of its proper divisors (150008355).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
145151325 is a wasteful number, since it uses less digits than its factorization.
145151325 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 316 (or 305 counting only the distinct ones).
The product of its digits is 3000, while the sum is 27.
The square root of 145151325 is about 12047.8763688876. The cubic root of 145151325 is about 525.5414821426.
The spelling of 145151325 in words is "one hundred forty-five million, one hundred fifty-one thousand, three hundred twenty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.078 sec. • engine limits •