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20203131332302 = 213241762900511
BaseRepresentation
bin1001001011111111010000…
…11101110110011011001110
32122112101210221220100112121
410211333220131312123032
510122002003110113202
6110545105043323154
74153425266611402
oct445775035663316
978471727810477
1020203131332302
11648a110a40576
1223236039804ba
13b371bb27b459
144dbba0171102
152507e3192537
hex125fe87766ce

20203131332302 has 8 divisors (see below), whose sum is σ = 30306985739712. Its totient is φ = 10100802752400.

The previous prime is 20203131332297. The next prime is 20203131332303. The reversal of 20203131332302 is 20323313130202.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20203131332303) 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, 381423774 + ... + 381476737.

It is an arithmetic number, because the mean of its divisors is an integer number (3788373217464).

Almost surely, 220203131332302 is an apocalyptic number.

20203131332302 is a deficient number, since it is larger than the sum of its proper divisors (10103854407410).

20203131332302 is a wasteful number, since it uses less digits than its factorization.

20203131332302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 762913754.

The product of its (nonzero) digits is 3888, while the sum is 25.

Adding to 20203131332302 its reverse (20323313130202), we get a palindrome (40526444462504).

The spelling of 20203131332302 in words is "twenty trillion, two hundred three billion, one hundred thirty-one million, three hundred thirty-two thousand, three hundred two".

Divisors: 1 2 13241 26482 762900511 1525801022 10101565666151 20203131332302