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4251205212241 = 13661794941383
BaseRepresentation
bin111101110111001111100…
…100111001100001010001
3120001102002210121200102211
4331313033210321201101
51024122432013242431
613012550545312121
7616065554040151
oct75671744714121
916042083550384
104251205212241
111399a20571699
12587ab4035641
1324ab6b785360
14109a8bc3a761
15758b49de2b1
hex3ddcf939851

4251205212241 has 8 divisors (see below), whose sum is σ = 4578291103680. Its totient is φ = 3924129335952.

The previous prime is 4251205212227. The next prime is 4251205212271. The reversal of 4251205212241 is 1422125021524.

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 4251205212241 - 231 = 4249057728593 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4251205212271) 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, 1610365 + ... + 3331018.

It is an arithmetic number, because the mean of its divisors is an integer number (572286387960).

Almost surely, 24251205212241 is an apocalyptic number.

It is an amenable number.

4251205212241 is a deficient number, since it is larger than the sum of its proper divisors (327085891439).

4251205212241 is a wasteful number, since it uses less digits than its factorization.

4251205212241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5007575.

The product of its (nonzero) digits is 12800, while the sum is 31.

The spelling of 4251205212241 in words is "four trillion, two hundred fifty-one billion, two hundred five million, two hundred twelve thousand, two hundred forty-one".

Divisors: 1 13 66179 860327 4941383 64237979 327015785557 4251205212241