Base | Representation |
---|---|
bin | 11101001110010… |
… | …01000000101001 |
3 | 122002021110222111 |
4 | 32213021000221 |
5 | 1000224012140 |
6 | 40154122321 |
7 | 6034445245 |
oct | 1647110051 |
9 | 562243874 |
10 | 245141545 |
11 | 116415520 |
12 | 6a1203a1 |
13 | 3ba3118c |
14 | 247b3425 |
15 | 167c47ea |
hex | e9c9029 |
245141545 has 32 divisors (see below), whose sum is σ = 327824640. Its totient is φ = 174493440.
The previous prime is 245141509. The next prime is 245141557. The reversal of 245141545 is 545141542.
It is a happy number.
It is not a de Polignac number, because 245141545 - 27 = 245141417 is a prime.
It is a super-3 number, since 3×2451415453 (a number of 26 digits) contains 333 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 617287 + ... + 617683.
It is an arithmetic number, because the mean of its divisors is an integer number (10244520).
Almost surely, 2245141545 is an apocalyptic number.
It is an amenable number.
245141545 is a deficient number, since it is larger than the sum of its proper divisors (82683095).
245141545 is a wasteful number, since it uses less digits than its factorization.
245141545 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 625.
The product of its digits is 16000, while the sum is 31.
The square root of 245141545 is about 15656.9966788015. The cubic root of 245141545 is about 625.8529538221.
The spelling of 245141545 in words is "two hundred forty-five million, one hundred forty-one thousand, five hundred forty-five".
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