Search a number
-
+
2431200401 = 72711128113
BaseRepresentation
bin1001000011101001…
…0010110010010001
320021102201202222022
42100322102302101
514434341403101
61041125021225
7114150601550
oct22072226221
96242652868
102431200401
111038392933
1257a254815
132c98c1126
14190c61d97
15e368aa1b
hex90e92c91

2431200401 has 8 divisors (see below), whose sum is σ = 2779561344. Its totient is φ = 2083101120.

The previous prime is 2431200397. The next prime is 2431200407. The reversal of 2431200401 is 1040021342.

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 2431200401 - 22 = 2431200397 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2431200401.

It is not an unprimeable number, because it can be changed into a prime (2431200407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45080 + ... + 83033.

It is an arithmetic number, because the mean of its divisors is an integer number (347445168).

Almost surely, 22431200401 is an apocalyptic number.

It is an amenable number.

2431200401 is a deficient number, since it is larger than the sum of its proper divisors (348360943).

2431200401 is a wasteful number, since it uses less digits than its factorization.

2431200401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130831.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 2431200401 is about 49307.2043518997. The cubic root of 2431200401 is about 1344.6427654147.

Adding to 2431200401 its reverse (1040021342), we get a palindrome (3471221743).

The spelling of 2431200401 in words is "two billion, four hundred thirty-one million, two hundred thousand, four hundred one".

Divisors: 1 7 2711 18977 128113 896791 347314343 2431200401