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1230141422 = 21559394529
BaseRepresentation
bin100100101010010…
…0111011111101110
310011201201122210102
41021110213133232
510004404011142
6322022111102
742325013066
oct11124473756
93151648712
101230141422
11581423504
122a3b7b492
13167b18943
14b95383a6
1572ee1532
hex495277ee

1230141422 has 8 divisors (see below), whose sum is σ = 1846400400. Its totient is φ = 614674624.

The previous prime is 1230141413. The next prime is 1230141427. The reversal of 1230141422 is 2241410321.

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

It is a junction number, because it is equal to n+sod(n) for n = 1230141394 and 1230141403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1230141427) 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, 194147 + ... + 200382.

It is an arithmetic number, because the mean of its divisors is an integer number (230800050).

Almost surely, 21230141422 is an apocalyptic number.

1230141422 is a deficient number, since it is larger than the sum of its proper divisors (616258978).

1230141422 is a wasteful number, since it uses less digits than its factorization.

1230141422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 396090.

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 1230141422 is about 35073.3719793236. The cubic root of 1230141422 is about 1071.4823319022.

Adding to 1230141422 its reverse (2241410321), we get a palindrome (3471551743).

The spelling of 1230141422 in words is "one billion, two hundred thirty million, one hundred forty-one thousand, four hundred twenty-two".

Divisors: 1 2 1559 3118 394529 789058 615070711 1230141422