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541212049 = 7179431933
BaseRepresentation
bin100000010000100…
…011110110010001
31101201101102100201
4200100203312101
52102022241144
6125412015201
716261140460
oct4020436621
91351342321
10541212049
11258555694
12131301501
1388184521
1451c429d7
15327a91d4
hex20423d91

541212049 has 8 divisors (see below), whose sum is σ = 621984960. Its totient is φ = 461303376.

The previous prime is 541212047. The next prime is 541212053. The reversal of 541212049 is 940212145.

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 541212049 - 21 = 541212047 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (541212047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 214714 + ... + 217219.

It is an arithmetic number, because the mean of its divisors is an integer number (77748120).

Almost surely, 2541212049 is an apocalyptic number.

It is an amenable number.

541212049 is a deficient number, since it is larger than the sum of its proper divisors (80772911).

541212049 is a wasteful number, since it uses less digits than its factorization.

541212049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 432119.

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 541212049 is about 23263.9646019332. The cubic root of 541212049 is about 814.9340902952.

The spelling of 541212049 in words is "five hundred forty-one million, two hundred twelve thousand, forty-nine".

Divisors: 1 7 179 1253 431933 3023531 77316007 541212049