Search a number
-
+
423130143031 = 412972594983
BaseRepresentation
bin1100010100001001000…
…01011001100100110111
31111110011200000101020221
412022010201121210313
523413032304034111
6522214443235211
742366362605231
oct6120441314467
91443150011227
10423130143031
111534a2a31192
126a009518b07
1330b936660cb
14166a008b251
15b017364371
hex6284859937

423130143031 has 12 divisors (see below), whose sum is σ = 438173428336. Its totient is φ = 408553966080.

The previous prime is 423130143011. The next prime is 423130143041. The reversal of 423130143031 is 130341031324.

It is not a de Polignac number, because 423130143031 - 25 = 423130142999 is a prime.

It is a super-2 number, since 2×4231301430312 (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 423130142987 and 423130143005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423130143011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1134435 + ... + 1460548.

Almost surely, 2423130143031 is an apocalyptic number.

423130143031 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

423130143031 is a deficient number, since it is larger than the sum of its proper divisors (15043285305).

423130143031 is an equidigital number, since it uses as much as digits as its factorization.

423130143031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2595162 (or 2595121 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 423130143031 its reverse (130341031324), we get a palindrome (553471174355).

The spelling of 423130143031 in words is "four hundred twenty-three billion, one hundred thirty million, one hundred forty-three thousand, thirty-one".

Divisors: 1 41 97 1681 3977 163057 2594983 106394303 251713351 4362166423 10320247391 423130143031