Base | Representation |
---|---|
bin | 10010111101000101… |
… | …111010100001010110 |
3 | 1221112101110122102022 |
4 | 102331011322201112 |
5 | 313140143012210 |
6 | 13203312413142 |
7 | 1320230544521 |
oct | 227505724126 |
9 | 57471418368 |
10 | 20352313430 |
11 | 86a4394349 |
12 | 3b3bb471b2 |
13 | 1bc4690b17 |
14 | db0dd5bb8 |
15 | 7e1b60155 |
hex | 4bd17a856 |
20352313430 has 8 divisors (see below), whose sum is σ = 36634164192. Its totient is φ = 8140925368.
The previous prime is 20352313427. The next prime is 20352313447. The reversal of 20352313430 is 3431325302.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 20352313430.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1017615662 + ... + 1017615681.
It is an arithmetic number, because the mean of its divisors is an integer number (4579270524).
Almost surely, 220352313430 is an apocalyptic number.
20352313430 is a deficient number, since it is larger than the sum of its proper divisors (16281850762).
20352313430 is a wasteful number, since it uses less digits than its factorization.
20352313430 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2035231350.
The product of its (nonzero) digits is 6480, while the sum is 26.
Adding to 20352313430 its reverse (3431325302), we get a palindrome (23783638732).
The spelling of 20352313430 in words is "twenty billion, three hundred fifty-two million, three hundred thirteen thousand, four hundred thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •