Base | Representation |
---|---|
bin | 1000100110100000… |
… | …0001101110100101 |
3 | 12221220201220100100 |
4 | 2021220001232211 |
5 | 14212044041204 |
6 | 1021041134313 |
7 | 111134635062 |
oct | 21150015645 |
9 | 5856656310 |
10 | 2308971429 |
11 | a85399456 |
12 | 54532a399 |
13 | 2aa4967ab |
14 | 17c925c69 |
15 | d7a94a39 |
hex | 89a01ba5 |
2308971429 has 6 divisors (see below), whose sum is σ = 3335180966. Its totient is φ = 1539314280.
The previous prime is 2308971407. The next prime is 2308971437. The reversal of 2308971429 is 9241798032.
It can be written as a sum of positive squares in only one way, i.e., 2077992225 + 230979204 = 45585^2 + 15198^2 .
It is not a de Polignac number, because 2308971429 - 211 = 2308969381 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2308971499) by changing a digit.
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 5 ways as a sum of consecutive naturals, for example, 128276182 + ... + 128276199.
Almost surely, 22308971429 is an apocalyptic number.
It is an amenable number.
2308971429 is a deficient number, since it is larger than the sum of its proper divisors (1026209537).
2308971429 is a wasteful number, since it uses less digits than its factorization.
2308971429 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 256552387 (or 256552384 counting only the distinct ones).
The product of its (nonzero) digits is 217728, while the sum is 45.
The square root of 2308971429 is about 48051.7578138407. The cubic root of 2308971429 is about 1321.7201764314.
The spelling of 2308971429 in words is "two billion, three hundred eight million, nine hundred seventy-one thousand, four hundred twenty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •