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1316506252254 = 23268398175331
BaseRepresentation
bin10011001010000101111…
…000110011001111011110
311122212010120202221120020
4103022011320303033132
5133032201100033004
62444443345533010
7164054152335654
oct23120570631736
94585116687506
101316506252254
11468366504886
12193193344166
13971b8a144cb
1447a0d85cdd4
15243a30bb8d9
hex13285e333de

1316506252254 has 16 divisors (see below), whose sum is σ = 2633110930560. Its totient is φ = 438819013080.

The previous prime is 1316506252241. The next prime is 1316506252261. The reversal of 1316506252254 is 4522526056131.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3926632 + ... + 4248699.

It is an arithmetic number, because the mean of its divisors is an integer number (164569433160).

Almost surely, 21316506252254 is an apocalyptic number.

1316506252254 is an abundant number, since it is smaller than the sum of its proper divisors (1316604678306).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1316506252254 is a wasteful number, since it uses less digits than its factorization.

1316506252254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8202175.

The product of its (nonzero) digits is 432000, while the sum is 42.

The spelling of 1316506252254 in words is "one trillion, three hundred sixteen billion, five hundred six million, two hundred fifty-two thousand, two hundred fifty-four".

Divisors: 1 2 3 6 26839 53678 80517 161034 8175331 16350662 24525993 49051986 219417708709 438835417418 658253126127 1316506252254