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50554304124025 = 521321093872
BaseRepresentation
bin10110111111010100101110…
…10101101101010001111001
320121222221111101011022012011
423133222113111231101321
523111240203323432100
6255304154322245521
713435266532634002
oct1337522725552171
9217887441138164
1050554304124025
1115120a61803729
12580591a1b68a1
132229334245100
14c6abaca3a1a9
155ca077e33bba
hex2dfa9756d479

50554304124025 has 27 divisors (see below), whose sum is σ = 67880991515661. Its totient is φ = 37332067911840.

The previous prime is 50554304124013. The next prime is 50554304124043. The reversal of 50554304124025 is 52042140345505.

The square root of 50554304124025 is 7110155.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 13030446672441 + 37523857451584 = 3609771^2 + 6125672^2 .

It is not a de Polignac number, because 50554304124025 - 211 = 50554304121977 is a prime.

It is a super-2 number, since 2×505543041240252 (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 462105382 + ... + 462214768.

Almost surely, 250554304124025 is an apocalyptic number.

50554304124025 is the 7110155-th square number.

50554304124025 is the 3555078-th centered octagonal number.

It is an amenable number.

50554304124025 is a deficient number, since it is larger than the sum of its proper divisors (17326687391636).

50554304124025 is an frugal number, since it uses more digits than its factorization.

50554304124025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 218810 (or 109405 counting only the distinct ones).

The product of its (nonzero) digits is 480000, while the sum is 40.

The spelling of 50554304124025 in words is "fifty trillion, five hundred fifty-four billion, three hundred four million, one hundred twenty-four thousand, twenty-five".

Divisors: 1 5 13 25 65 169 325 845 4225 109387 546935 1422031 2734675 7110155 18486403 35550775 92432015 462160075 11965515769 59827578845 155551704997 299137894225 777758524985 2022172164961 3888792624925 10110860824805 50554304124025