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1361316443254 = 21487457739221
BaseRepresentation
bin10011110011110100110…
…010000111010001110110
311211010210111001111121221
4103303310302013101312
5134300434002141004
62521214035500554
7200231455563145
oct23636462072166
94733714044557
101361316443254
11485370708589
1219b9ba15775a
139b4aa4c8b21
1449c60bdd75c
1525627015354
hex13cf4c87476

1361316443254 has 8 divisors (see below), whose sum is σ = 2043347887008. Its totient is φ = 680200480920.

The previous prime is 1361316443233. The next prime is 1361316443257. The reversal of 1361316443254 is 4523446131631.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1361316443254.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1361316443257) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 228866637 + ... + 228872584.

It is an arithmetic number, because the mean of its divisors is an integer number (255418485876).

Almost surely, 21361316443254 is an apocalyptic number.

1361316443254 is a deficient number, since it is larger than the sum of its proper divisors (682031443754).

1361316443254 is a wasteful number, since it uses less digits than its factorization.

1361316443254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 457740710.

The product of its digits is 622080, while the sum is 43.

The spelling of 1361316443254 in words is "one trillion, three hundred sixty-one billion, three hundred sixteen million, four hundred forty-three thousand, two hundred fifty-four".

Divisors: 1 2 1487 2974 457739221 915478442 680658221627 1361316443254