Base | Representation |
---|---|
bin | 10001010101000… |
… | …01011111000110 |
3 | 101010112022012110 |
4 | 20222201133012 |
5 | 244203134214 |
6 | 22231401450 |
7 | 3413403321 |
oct | 1052413706 |
9 | 333468173 |
10 | 145364934 |
11 | 75066910 |
12 | 40823286 |
13 | 24168270 |
14 | 1543d7b8 |
15 | cb66159 |
hex | 8aa17c6 |
145364934 has 128 divisors (see below), whose sum is σ = 370782720. Its totient is φ = 37324800.
The previous prime is 145364929. The next prime is 145364951. The reversal of 145364934 is 439463541.
145364934 = 27572 + 27582 + ... + 27752.
It is a super-2 number, since 2×1453649342 = 42261928073648712, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (39).
It is a junction number, because it is equal to n+sod(n) for n = 145364892 and 145364901.
It is a congruent number.
It is an unprimeable number.
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 63 ways as a sum of consecutive naturals, for example, 603054 + ... + 603294.
It is an arithmetic number, because the mean of its divisors is an integer number (2896740).
Almost surely, 2145364934 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 145364934, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (185391360).
145364934 is an abundant number, since it is smaller than the sum of its proper divisors (225417786).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
145364934 is a wasteful number, since it uses less digits than its factorization.
145364934 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 326.
The product of its digits is 155520, while the sum is 39.
The square root of 145364934 is about 12056.7381160909. The cubic root of 145364934 is about 525.7991566003.
The spelling of 145364934 in words is "one hundred forty-five million, three hundred sixty-four thousand, nine hundred thirty-four".
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