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2315533000001 = 13377365945177
BaseRepresentation
bin100001101100100000100…
…001011001110101000001
322012100210110212000221112
4201230200201121311001
5300414202422000001
64531424032133105
7326202031515614
oct41544041316501
98170713760845
102315533000001
11813015015971
12314923397195
1313a47a479730
148010291c17b
1540374186cbb
hex21b20859d41

2315533000001 has 16 divisors (see below), whose sum is σ = 2596129767504. Its totient is φ = 2051158754304.

The previous prime is 2315532999961. The next prime is 2315533000013. The reversal of 2315533000001 is 1000003355132.

It can be written as a sum of positive squares in 8 ways, for example, as 116018578225 + 2199514421776 = 340615^2 + 1483076^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-2315533000001 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2315533000031) 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, 32937476 + ... + 33007701.

It is an arithmetic number, because the mean of its divisors is an integer number (162258110469).

Almost surely, 22315533000001 is an apocalyptic number.

It is an amenable number.

2315533000001 is a deficient number, since it is larger than the sum of its proper divisors (280596767503).

2315533000001 is a wasteful number, since it uses less digits than its factorization.

2315533000001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65945300.

The product of its (nonzero) digits is 1350, while the sum is 23.

Adding to 2315533000001 its reverse (1000003355132), we get a palindrome (3315536355133).

The spelling of 2315533000001 in words is "two trillion, three hundred fifteen billion, five hundred thirty-three million, one", and thus it is an aban number.

Divisors: 1 13 37 73 481 949 2701 35113 65945177 857287301 2439971549 4813997921 31719630137 62581972973 178117923077 2315533000001