Base | Representation |
---|---|
bin | 1000011110001110010… |
… | …1011001111101100001 |
3 | 111220200210001112211202 |
4 | 2013203211121331201 |
5 | 4341042322420330 |
6 | 150510555450545 |
7 | 13341626620364 |
oct | 2074345317541 |
9 | 456623045752 |
10 | 145552154465 |
11 | 5680143aa53 |
12 | 24261156a55 |
13 | 10957c368b3 |
14 | 708ab800db |
15 | 3bbd394445 |
hex | 21e3959f61 |
145552154465 has 16 divisors (see below), whose sum is σ = 177284090880. Its totient is φ = 114700896960.
The previous prime is 145552154437. The next prime is 145552154533. The reversal of 145552154465 is 564451255541.
It is not a de Polignac number, because 145552154465 - 26 = 145552154401 is a prime.
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 257234 + ... + 597723.
It is an arithmetic number, because the mean of its divisors is an integer number (11080255680).
Almost surely, 2145552154465 is an apocalyptic number.
It is an amenable number.
145552154465 is a deficient number, since it is larger than the sum of its proper divisors (31731936415).
145552154465 is an equidigital number, since it uses as much as digits as its factorization.
145552154465 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 855472.
The product of its digits is 2400000, while the sum is 47.
The spelling of 145552154465 in words is "one hundred forty-five billion, five hundred fifty-two million, one hundred fifty-four thousand, four hundred sixty-five".
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