Base | Representation |
---|---|
bin | 10001010111101… |
… | …11000111110111 |
3 | 101011012010100220 |
4 | 20223313013313 |
5 | 244300400303 |
6 | 22243105423 |
7 | 3416364060 |
oct | 1053670767 |
9 | 334163326 |
10 | 145715703 |
11 | 75286401 |
12 | 40972273 |
13 | 2425bb13 |
14 | 154d1567 |
15 | cbd5053 |
hex | 8af71f7 |
145715703 has 16 divisors (see below), whose sum is σ = 224121600. Its totient is φ = 82486656.
The previous prime is 145715701. The next prime is 145715711. The reversal of 145715703 is 307517541.
It is not a de Polignac number, because 145715703 - 21 = 145715701 is a prime.
It is a super-2 number, since 2×1457157032 = 42466132201568418, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (145715701) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30178 + ... + 34671.
It is an arithmetic number, because the mean of its divisors is an integer number (14007600).
Almost surely, 2145715703 is an apocalyptic number.
145715703 is a deficient number, since it is larger than the sum of its proper divisors (78405897).
145715703 is a wasteful number, since it uses less digits than its factorization.
145715703 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 64966.
The product of its (nonzero) digits is 14700, while the sum is 33.
The square root of 145715703 is about 12071.2759474713. The cubic root of 145715703 is about 526.2217387869.
The spelling of 145715703 in words is "one hundred forty-five million, seven hundred fifteen thousand, seven hundred three".
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