Search a number
-
+
1420430401213 = 23311992188501
BaseRepresentation
bin10100101010111000001…
…111111101111010111101
312000210101020101201012021
4110222320033331322331
5141233020140314323
63004311533040141
7204423406124665
oct24527017757275
95023336351167
101420430401213
114a8445a2709a
121ab357326051
13a3c3b508885
144ca6bb2b1a5
1526e36a9705d
hex14ab83fdebd

1420430401213 has 8 divisors (see below), whose sum is σ = 1530000769536. Its totient is φ = 1314844410000.

The previous prime is 1420430401207. The next prime is 1420430401223. The reversal of 1420430401213 is 3121040340241.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1420430401213 - 213 = 1420430393021 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 (1420430401223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 996093538 + ... + 996094963.

It is an arithmetic number, because the mean of its divisors is an integer number (191250096192).

Almost surely, 21420430401213 is an apocalyptic number.

It is an amenable number.

1420430401213 is a deficient number, since it is larger than the sum of its proper divisors (109570368323).

1420430401213 is a wasteful number, since it uses less digits than its factorization.

1420430401213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1992188555.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 1420430401213 its reverse (3121040340241), we get a palindrome (4541470741454).

The spelling of 1420430401213 in words is "one trillion, four hundred twenty billion, four hundred thirty million, four hundred one thousand, two hundred thirteen".

Divisors: 1 23 31 713 1992188501 45820335523 61757843531 1420430401213