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8868312451145 = 57253380355747
BaseRepresentation
bin1000000100001101000010…
…0111010000100001001001
31011101210122221110012220002
42001003100213100201021
52130244300441414040
630510014013212345
71603500023034350
oct201032047204111
934353587405802
108868312451145
11290a037200624
12bb28a3a910b5
134c43804ab054
1422932b456997
15105a42623a15
hex810d09d0849

8868312451145 has 8 divisors (see below), whose sum is σ = 12162257075904. Its totient is φ = 6081128537904.

The previous prime is 8868312451133. The next prime is 8868312451171. The reversal of 8868312451145 is 5411542138688.

It is a happy number.

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

It is not a de Polignac number, because 8868312451145 - 28 = 8868312450889 is a prime.

It is a super-2 number, since 2×88683124511452 (a number of 27 digits) contains 22 as substring.

It is a Duffinian 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, 126690177839 + ... + 126690177908.

It is an arithmetic number, because the mean of its divisors is an integer number (1520282134488).

Almost surely, 28868312451145 is an apocalyptic number.

It is an amenable number.

8868312451145 is a deficient number, since it is larger than the sum of its proper divisors (3293944624759).

8868312451145 is a wasteful number, since it uses less digits than its factorization.

8868312451145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 253380355759.

The product of its digits is 7372800, while the sum is 56.

The spelling of 8868312451145 in words is "eight trillion, eight hundred sixty-eight billion, three hundred twelve million, four hundred fifty-one thousand, one hundred forty-five".

Divisors: 1 5 7 35 253380355747 1266901778735 1773662490229 8868312451145