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248054036 = 228927829
BaseRepresentation
bin11101100100100…
…00000100010100
3122021202110011112
432302100010110
51002000212121
640340354152
76101265416
oct1662200424
9567673145
10248054036
1111802473a
126b0a5958
133c510a49
1424d309b6
1516b9c75b
hexec90114

248054036 has 18 divisors (see below), whose sum is σ = 439082910. Its totient is φ = 122617792.

The previous prime is 248054029. The next prime is 248054039. The reversal of 248054036 is 630450842.

It can be written as a sum of positive squares in 3 ways, for example, as 5317636 + 242736400 = 2306^2 + 15580^2 .

It is a junction number, because it is equal to n+sod(n) for n = 248053993 and 248054011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (248054039) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 27770 + ... + 35598.

It is an arithmetic number, because the mean of its divisors is an integer number (24393495).

Almost surely, 2248054036 is an apocalyptic number.

It is an amenable number.

248054036 is a deficient number, since it is larger than the sum of its proper divisors (191028874).

248054036 is an equidigital number, since it uses as much as digits as its factorization.

248054036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8011 (or 7920 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 32.

The square root of 248054036 is about 15749.7312992952. The cubic root of 248054036 is about 628.3217582519.

The spelling of 248054036 in words is "two hundred forty-eight million, fifty-four thousand, thirty-six".

Divisors: 1 2 4 89 178 356 7829 7921 15658 15842 31316 31684 696781 1393562 2787124 62013509 124027018 248054036