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550215243013 = 11633761125791
BaseRepresentation
bin10000000000110110110…
…00100101010100000101
31221121012110001100202211
420000123120211110011
533003320100234023
61100433154103421
754515563253632
oct10003330452405
91847173040684
10550215243013
111a2388184837
128a775b7ab71
133cb67680c17
141c8b8383189
15e4a4343a0d
hex801b625505

550215243013 has 8 divisors (see below), whose sum is σ = 550839142656. Its totient is φ = 549591604800.

The previous prime is 550215243007. The next prime is 550215243023. The reversal of 550215243013 is 310342512055.

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 550215243013 - 29 = 550215242501 is a prime.

It is a super-3 number, since 3×5502152430133 (a number of 36 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550215243023) 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, 4311148 + ... + 4436938.

It is an arithmetic number, because the mean of its divisors is an integer number (68854892832).

Almost surely, 2550215243013 is an apocalyptic number.

It is an amenable number.

550215243013 is a deficient number, since it is larger than the sum of its proper divisors (623899643).

550215243013 is a wasteful number, since it uses less digits than its factorization.

550215243013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130715.

The product of its (nonzero) digits is 18000, while the sum is 31.

Adding to 550215243013 its reverse (310342512055), we get a palindrome (860557755068).

The spelling of 550215243013 in words is "five hundred fifty billion, two hundred fifteen million, two hundred forty-three thousand, thirteen".

Divisors: 1 1163 3761 125791 4374043 146294933 473099951 550215243013