Base | Representation |
---|---|
bin | 1101111001010100… |
… | …01000010101100101 |
3 | 201020220112202212210 |
4 | 12330222020111211 |
5 | 110234243044401 |
6 | 3232132234033 |
7 | 352604020416 |
oct | 67452102545 |
9 | 21226482783 |
10 | 7460128101 |
11 | 3189058728 |
12 | 154246b919 |
13 | 91b73a8aa |
14 | 50aad380d |
15 | 2d9e084d6 |
hex | 1bca88565 |
7460128101 has 4 divisors (see below), whose sum is σ = 9946837472. Its totient is φ = 4973418732.
The previous prime is 7460128097. The next prime is 7460128103. The reversal of 7460128101 is 1018210647.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1018210647 = 3 ⋅339403549.
It is not a de Polignac number, because 7460128101 - 22 = 7460128097 is a prime.
It is a super-2 number, since 2×74601281012 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (7460128103) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1243354681 + ... + 1243354686.
It is an arithmetic number, because the mean of its divisors is an integer number (2486709368).
Almost surely, 27460128101 is an apocalyptic number.
It is an amenable number.
7460128101 is a deficient number, since it is larger than the sum of its proper divisors (2486709371).
7460128101 is a wasteful number, since it uses less digits than its factorization.
7460128101 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2486709370.
The product of its (nonzero) digits is 2688, while the sum is 30.
The square root of 7460128101 is about 86372.0330952097. The cubic root of 7460128101 is about 1953.9589175313.
Adding to 7460128101 its reverse (1018210647), we get a palindrome (8478338748).
The spelling of 7460128101 in words is "seven billion, four hundred sixty million, one hundred twenty-eight thousand, one hundred one".
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