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10202042420501 = 19954756242757
BaseRepresentation
bin1001010001110101100100…
…0111010100110100010101
31100010022020212200122112112
42110131121013110310111
52314122240324424001
633410430435200405
72102034056522111
oct224353107246425
940108225618475
1010202042420501
113283730a85a48
121189283446105
13590082655229
14273ad258c741
1512a5a2858cbb
hex947591d4d15

10202042420501 has 8 divisors (see below), whose sum is σ = 10740117067680. Its totient is φ = 9664080277968.

The previous prime is 10202042420489. The next prime is 10202042420587. The reversal of 10202042420501 is 10502424020201.

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 10202042420501 - 238 = 9927164513557 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10202042420701) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27939986 + ... + 28302771.

It is an arithmetic number, because the mean of its divisors is an integer number (1342514633460).

Almost surely, 210202042420501 is an apocalyptic number.

It is an amenable number.

10202042420501 is a deficient number, since it is larger than the sum of its proper divisors (538074647179).

10202042420501 is an equidigital number, since it uses as much as digits as its factorization.

10202042420501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56252323.

The product of its (nonzero) digits is 1280, while the sum is 23.

Adding to 10202042420501 its reverse (10502424020201), we get a palindrome (20704466440702).

The spelling of 10202042420501 in words is "ten trillion, two hundred two billion, forty-two million, four hundred twenty thousand, five hundred one".

Divisors: 1 19 9547 181393 56242757 1068612383 536949601079 10202042420501