Base | Representation |
---|---|
bin | 10010110000111000… |
… | …000010011100101111 |
3 | 1221000002210101111001 |
4 | 102300320002130233 |
5 | 312230210134140 |
6 | 13131111341131 |
7 | 1312161433453 |
oct | 226070023457 |
9 | 57002711431 |
10 | 20147349295 |
11 | 85a97207a7 |
12 | 3aa33817a7 |
13 | 1b91089178 |
14 | d91ac0663 |
15 | 7cdb74e9a |
hex | 4b0e0272f |
20147349295 has 8 divisors (see below), whose sum is σ = 25449283440. Its totient is φ = 15269569920.
The previous prime is 20147349269. The next prime is 20147349317. The reversal of 20147349295 is 59294374102.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 20147349295 - 29 = 20147348783 is a prime.
It is a super-2 number, since 2×201473492952 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 106038586 + ... + 106038775.
It is an arithmetic number, because the mean of its divisors is an integer number (3181160430).
Almost surely, 220147349295 is an apocalyptic number.
20147349295 is a deficient number, since it is larger than the sum of its proper divisors (5301934145).
20147349295 is a wasteful number, since it uses less digits than its factorization.
20147349295 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 212077385.
The product of its (nonzero) digits is 544320, while the sum is 46.
The spelling of 20147349295 in words is "twenty billion, one hundred forty-seven million, three hundred forty-nine thousand, two hundred ninety-five".
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