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54106142641 = 1743261728283
BaseRepresentation
bin110010011000111110…
…100011011110110001
312011122202020211101221
4302120332203132301
51341302133031031
640504522225041
73623541424045
oct623076433661
9164582224357
1054106142641
1120a45563871
12a5a0055181
135143675b25
142893bd4025
15161a0d4a11
hexc98fa37b1

54106142641 has 16 divisors (see below), whose sum is σ = 58645629504. Its totient is φ = 49718398464.

The previous prime is 54106142639. The next prime is 54106142647. The reversal of 54106142641 is 14624160145.

It is a cyclic number.

It is not a de Polignac number, because 54106142641 - 21 = 54106142639 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 54106142597 and 54106142606.

It is not an unprimeable number, because it can be changed into a prime (54106142647) 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, 1898886 + ... + 1927168.

It is an arithmetic number, because the mean of its divisors is an integer number (3665351844).

Almost surely, 254106142641 is an apocalyptic number.

It is an amenable number.

54106142641 is a deficient number, since it is larger than the sum of its proper divisors (4539486863).

54106142641 is a wasteful number, since it uses less digits than its factorization.

54106142641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30960.

The product of its (nonzero) digits is 23040, while the sum is 34.

The spelling of 54106142641 in words is "fifty-four billion, one hundred six million, one hundred forty-two thousand, six hundred forty-one".

Divisors: 1 17 43 731 2617 28283 44489 112531 480811 1216169 1913027 20674873 74016611 1258282387 3182714273 54106142641