Base | Representation |
---|---|
bin | 100111001110001… |
… | …1010001100001101 |
3 | 10101201102021212011 |
4 | 1032130122030031 |
5 | 10143403221112 |
6 | 334331541221 |
7 | 44420261143 |
oct | 11634321415 |
9 | 3351367764 |
10 | 1316070157 |
11 | 615983a96 |
12 | 3088ba811 |
13 | 17c87374c |
14 | c6b05593 |
15 | 7a816aa7 |
hex | 4e71a30d |
1316070157 has 4 divisors (see below), whose sum is σ = 1316145376. Its totient is φ = 1315994940.
The previous prime is 1316070127. The next prime is 1316070163. The reversal of 1316070157 is 7510706131.
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 a brilliant number, because the two primes have the same length.
It is a cyclic number.
It is not a de Polignac number, because 1316070157 - 211 = 1316068109 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 (1316070127) 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, 3928 + ... + 51454.
It is an arithmetic number, because the mean of its divisors is an integer number (329036344).
Almost surely, 21316070157 is an apocalyptic number.
It is an amenable number.
1316070157 is a deficient number, since it is larger than the sum of its proper divisors (75219).
1316070157 is an equidigital number, since it uses as much as digits as its factorization.
1316070157 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 75218.
The product of its (nonzero) digits is 4410, while the sum is 31.
The square root of 1316070157 is about 36277.6812517007. The cubic root of 1316070157 is about 1095.8716208719.
Adding to 1316070157 its reverse (7510706131), we get a palindrome (8826776288).
The spelling of 1316070157 in words is "one billion, three hundred sixteen million, seventy thousand, one hundred fifty-seven".
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