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142430303001 = 378381715607
BaseRepresentation
bin1000010010100110000…
…0011111001100011001
3111121122012202001201110
42010221200133030121
54313144124144001
6145233115410533
713201361412540
oct2045140371431
9447565661643
10142430303001
115544a213818
122372b753a49
131057b22a7cc
146c722d9157
153a892813d6
hex212981f319

142430303001 has 16 divisors (see below), whose sum is σ = 219651554304. Its totient is φ = 80408156304.

The previous prime is 142430302991. The next prime is 142430303027. The reversal of 142430303001 is 100303034241.

It is not a de Polignac number, because 142430303001 - 27 = 142430302873 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (142430303051) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40856061 + ... + 40859546.

It is an arithmetic number, because the mean of its divisors is an integer number (13728222144).

Almost surely, 2142430303001 is an apocalyptic number.

It is an amenable number.

142430303001 is a deficient number, since it is larger than the sum of its proper divisors (77221251303).

142430303001 is an equidigital number, since it uses as much as digits as its factorization.

142430303001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81715700.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 142430303001 its reverse (100303034241), we get a palindrome (242733337242).

The spelling of 142430303001 in words is "one hundred forty-two billion, four hundred thirty million, three hundred three thousand, one".

Divisors: 1 3 7 21 83 249 581 1743 81715607 245146821 572009249 1716027747 6782395381 20347186143 47476767667 142430303001