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248238124 = 221972111493
BaseRepresentation
bin11101100101111…
…01000000101100
3122022002210200121
432302331000230
51002022104444
640344334324
76102663211
oct1662750054
9568083617
10248238124
1111813aa82
126b1743a4
133c576784
1424d7bb08
1516bd7084
hexecbd02c

248238124 has 24 divisors (see below), whose sum is σ = 438985008. Its totient is φ = 122821440.

The previous prime is 248238121. The next prime is 248238127. The reversal of 248238124 is 421832842.

248238124 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (248238121) and next prime (248238127).

It is a self number, because there is not a number n which added to its sum of digits gives 248238124.

It is not an unprimeable number, because it can be changed into a prime (248238121) 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, 165522 + ... + 167014.

It is an arithmetic number, because the mean of its divisors is an integer number (18291042).

Almost surely, 2248238124 is an apocalyptic number.

It is an amenable number.

248238124 is a deficient number, since it is larger than the sum of its proper divisors (190746884).

248238124 is a wasteful number, since it uses less digits than its factorization.

248238124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1905 (or 1903 counting only the distinct ones).

The product of its digits is 24576, while the sum is 34.

The square root of 248238124 is about 15755.5743786128. The cubic root of 248238124 is about 628.4771516712.

The spelling of 248238124 in words is "two hundred forty-eight million, two hundred thirty-eight thousand, one hundred twenty-four".

Divisors: 1 2 4 197 211 394 422 788 844 1493 2986 5972 41567 83134 166268 294121 315023 588242 630046 1176484 1260092 62059531 124119062 248238124