Base | Representation |
---|---|
bin | 1101111110000110… |
… | …0111001000100111 |
3 | 100200100112100112200 |
4 | 3133201213020213 |
5 | 30140013131330 |
6 | 1420042145543 |
7 | 161634403146 |
oct | 33741471047 |
9 | 10610470480 |
10 | 3750130215 |
11 | 165493a377 |
12 | 887ab22b3 |
13 | 479c26380 |
14 | 2780ad75d |
15 | 16e369a60 |
hex | df867227 |
3750130215 has 96 divisors (see below), whose sum is σ = 7668198720. Its totient is φ = 1677570048.
The previous prime is 3750130177. The next prime is 3750130217. The reversal of 3750130215 is 5120310573.
It is not a de Polignac number, because 3750130215 - 220 = 3749081639 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3750130217) 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, 281904 + ... + 294906.
It is an arithmetic number, because the mean of its divisors is an integer number (79877070).
Almost surely, 23750130215 is an apocalyptic number.
3750130215 is an abundant number, since it is smaller than the sum of its proper divisors (3918068505).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3750130215 is a wasteful number, since it uses less digits than its factorization.
3750130215 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13073 (or 13070 counting only the distinct ones).
The product of its (nonzero) digits is 3150, while the sum is 27.
The square root of 3750130215 is about 61238.3067613728. The cubic root of 3750130215 is about 1553.6342353590.
Adding to 3750130215 its reverse (5120310573), we get a palindrome (8870440788).
The spelling of 3750130215 in words is "three billion, seven hundred fifty million, one hundred thirty thousand, two hundred fifteen".
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