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248323053 = 3117524941
BaseRepresentation
bin11101100110100…
…01101111101101
3122022021010012010
432303101233231
51002032314203
640350231433
76103465626
oct1663215755
9568233163
10248323053
11118198870
126b1b5579
133c5a6324
1424da0a4d
1516c02303
hexecd1bed

248323053 has 8 divisors (see below), whose sum is σ = 361197216. Its totient is φ = 150498800.

The previous prime is 248323013. The next prime is 248323057. The reversal of 248323053 is 350323842.

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 248323053 - 28 = 248322797 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 248323053.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (248323057) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3762438 + ... + 3762503.

It is an arithmetic number, because the mean of its divisors is an integer number (45149652).

Almost surely, 2248323053 is an apocalyptic number.

It is an amenable number.

248323053 is a deficient number, since it is larger than the sum of its proper divisors (112874163).

248323053 is a wasteful number, since it uses less digits than its factorization.

248323053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7524955.

The product of its (nonzero) digits is 17280, while the sum is 30.

The square root of 248323053 is about 15758.2693529461. The cubic root of 248323053 is about 628.5488165296.

Adding to 248323053 its reverse (350323842), we get a palindrome (598646895).

The spelling of 248323053 in words is "two hundred forty-eight million, three hundred twenty-three thousand, fifty-three".

Divisors: 1 3 11 33 7524941 22574823 82774351 248323053