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541554401 = 61791091031
BaseRepresentation
bin100000010001110…
…111011011100001
31101202000210222102
4200101313123201
52102114220101
6125423220145
716264064543
oct4021673341
91352023872
10541554401
11258769923
12131447655
13882742bb
1451cd1693
153282586b
hex204776e1

541554401 has 16 divisors (see below), whose sum is σ = 563059200. Its totient is φ = 520603200.

The previous prime is 541554383. The next prime is 541554413. The reversal of 541554401 is 104455145.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-541554401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (541554491) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 524756 + ... + 525786.

It is an arithmetic number, because the mean of its divisors is an integer number (35191200).

Almost surely, 2541554401 is an apocalyptic number.

It is an amenable number.

541554401 is a deficient number, since it is larger than the sum of its proper divisors (21504799).

541554401 is a wasteful number, since it uses less digits than its factorization.

541554401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1280.

The product of its (nonzero) digits is 8000, while the sum is 29.

The square root of 541554401 is about 23271.3214278863. The cubic root of 541554401 is about 815.1058871042.

The spelling of 541554401 in words is "five hundred forty-one million, five hundred fifty-four thousand, four hundred one".

Divisors: 1 61 79 109 1031 4819 6649 8611 62891 81449 112379 525271 4968389 6855119 8877941 541554401