Search a number
-
+
10200304444001 = 72208169478449
BaseRepresentation
bin1001010001101111000110…
…0001011110001001100001
31100010010202202101021222112
42110123301201132021201
52314110210414202001
633405542152245105
72101643024130200
oct224336141361141
940103682337875
1010200304444001
113282a19a34531
121188a793a0795
1358cb66570179
142739a981d237
1512a4eeea2cbb
hex946f185e261

10200304444001 has 6 divisors (see below), whose sum is σ = 11865660271650. Its totient is φ = 8743118094816.

The previous prime is 10200304443991. The next prime is 10200304444069. The reversal of 10200304444001 is 10044440300201.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 6807929858401 + 3392374585600 = 2609201^2 + 1841840^2 .

It is not a de Polignac number, because 10200304444001 - 226 = 10200237335137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10200304444801) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 104084739176 + ... + 104084739273.

It is an arithmetic number, because the mean of its divisors is an integer number (1977610045275).

Almost surely, 210200304444001 is an apocalyptic number.

It is an amenable number.

10200304444001 is a deficient number, since it is larger than the sum of its proper divisors (1665355827649).

10200304444001 is an equidigital number, since it uses as much as digits as its factorization.

10200304444001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208169478463 (or 208169478456 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 10200304444001 its reverse (10044440300201), we get a palindrome (20244744744202).

The spelling of 10200304444001 in words is "ten trillion, two hundred billion, three hundred four million, four hundred forty-four thousand, one".

Divisors: 1 7 49 208169478449 1457186349143 10200304444001