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20342003001 = 326925206943
BaseRepresentation
bin10010111100011110…
…100101010100111001
31221111200001211011120
4102330132211110321
5313130023044001
613202303415453
71320044113125
oct227436452471
957450054146
1020342003001
118699591a31
123b385b4589
131bc24c0b88
14dad8b0585
157e0cc5236
hex4bc7a5539

20342003001 has 8 divisors (see below), whose sum is σ = 27223499520. Its totient is φ = 13510920912.

The previous prime is 20342002979. The next prime is 20342003009. The reversal of 20342003001 is 10030024302.

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

It is not a de Polignac number, because 20342003001 - 229 = 19805132089 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20342003009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12602665 + ... + 12604278.

It is an arithmetic number, because the mean of its divisors is an integer number (3402937440).

Almost surely, 220342003001 is an apocalyptic number.

It is an amenable number.

20342003001 is a deficient number, since it is larger than the sum of its proper divisors (6881496519).

20342003001 is a wasteful number, since it uses less digits than its factorization.

20342003001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25207215.

The product of its (nonzero) digits is 144, while the sum is 15.

Adding to 20342003001 its reverse (10030024302), we get a palindrome (30372027303).

The spelling of 20342003001 in words is "twenty billion, three hundred forty-two million, three thousand, one".

Divisors: 1 3 269 807 25206943 75620829 6780667667 20342003001