Base | Representation |
---|---|
bin | 100000111010001111… |
… | …0110010111010101101 |
3 | 20202102101001021200110 |
4 | 1001310132302322231 |
5 | 2124214432103134 |
6 | 52244514450233 |
7 | 5051234411016 |
oct | 1016436627255 |
9 | 222371037613 |
10 | 70673706669 |
11 | 27a77512945 |
12 | 11844593979 |
13 | 6883babc57 |
14 | 35c62a800d |
15 | 1c8983c7e9 |
hex | 10747b2ead |
70673706669 has 4 divisors (see below), whose sum is σ = 94231608896. Its totient is φ = 47115804444.
The previous prime is 70673706667. The next prime is 70673706673. The reversal of 70673706669 is 96660737607.
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.
It is not a de Polignac number, because 70673706669 - 21 = 70673706667 is a prime.
It is a super-2 number, since 2×706737066692 (a number of 22 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 (70673706667) 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, 11778951109 + ... + 11778951114.
It is an arithmetic number, because the mean of its divisors is an integer number (23557902224).
Almost surely, 270673706669 is an apocalyptic number.
It is an amenable number.
70673706669 is a deficient number, since it is larger than the sum of its proper divisors (23557902227).
70673706669 is a wasteful number, since it uses less digits than its factorization.
70673706669 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 23557902226.
The product of its (nonzero) digits is 12002256, while the sum is 57.
The spelling of 70673706669 in words is "seventy billion, six hundred seventy-three million, seven hundred six thousand, six hundred sixty-nine".
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