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247052 = 22134751
BaseRepresentation
bin111100010100001100
3110112220002
4330110030
530401202
65143432
72046161
oct742414
9415802
10247052
11159683
12bab78
13885b0
1466068
154d302
hex3c50c

247052 has 12 divisors (see below), whose sum is σ = 465696. Its totient is φ = 114000.

The previous prime is 247031. The next prime is 247067. The reversal of 247052 is 250742.

247052 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×2470522 = 122069381408, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2324 + ... + 2427.

It is an arithmetic number, because the mean of its divisors is an integer number (38808).

2247052 is an apocalyptic number.

It is an amenable number.

247052 is a deficient number, since it is larger than the sum of its proper divisors (218644).

247052 is a wasteful number, since it uses less digits than its factorization.

247052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4768 (or 4766 counting only the distinct ones).

The product of its (nonzero) digits is 560, while the sum is 20.

The square root of 247052 is about 497.0432576748. The cubic root of 247052 is about 62.7474562865.

Adding to 247052 its reverse (250742), we get a palindrome (497794).

The spelling of 247052 in words is "two hundred forty-seven thousand, fifty-two".

Divisors: 1 2 4 13 26 52 4751 9502 19004 61763 123526 247052