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310112053 = 1988718401
BaseRepresentation
bin10010011110111…
…110111100110101
3210121112022202121
4102132332330311
51113342041203
650434435541
710453623526
oct2236767465
9717468677
10310112053
1114a060859
1287a32bb1
134c32b674
142d28684d
151c35a0bd
hex127bef35

310112053 has 8 divisors (see below), whose sum is σ = 326819520. Its totient is φ = 293443200.

The previous prime is 310112021. The next prime is 310112071. The reversal of 310112053 is 350211013.

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

It is a cyclic number.

It is not a de Polignac number, because 310112053 - 25 = 310112021 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (310112093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7653 + ... + 26053.

It is an arithmetic number, because the mean of its divisors is an integer number (40852440).

Almost surely, 2310112053 is an apocalyptic number.

It is an amenable number.

310112053 is a deficient number, since it is larger than the sum of its proper divisors (16707467).

310112053 is a wasteful number, since it uses less digits than its factorization.

310112053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19307.

The product of its (nonzero) digits is 90, while the sum is 16.

The square root of 310112053 is about 17609.9986655309. The cubic root of 310112053 is about 676.8714798432.

Adding to 310112053 its reverse (350211013), we get a palindrome (660323066).

The spelling of 310112053 in words is "three hundred ten million, one hundred twelve thousand, fifty-three".

Divisors: 1 19 887 16853 18401 349619 16321687 310112053