Search a number
-
+
7947048 = 233331127
BaseRepresentation
bin11110010100001100101000
3112221202022010
4132110030220
54013301143
6442155520
7124356144
oct36241450
915852263
107947048
11453880a
1227b2ba0
1318532c5
1410ac224
15a6ea33
hex794328

7947048 has 16 divisors (see below), whose sum is σ = 19867680. Its totient is φ = 2649008.

The previous prime is 7947013. The next prime is 7947053. The reversal of 7947048 is 8407497.

It is a junction number, because it is equal to n+sod(n) for n = 7946997 and 7947015.

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, 165540 + ... + 165587.

It is an arithmetic number, because the mean of its divisors is an integer number (1241730).

Almost surely, 27947048 is an apocalyptic number.

It is an amenable number.

7947048 is an abundant number, since it is smaller than the sum of its proper divisors (11920632).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

7947048 is a wasteful number, since it uses less digits than its factorization.

7947048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 331136 (or 331132 counting only the distinct ones).

The product of its (nonzero) digits is 56448, while the sum is 39.

The square root of 7947048 is about 2819.0509041165. The cubic root of 7947048 is about 199.5577561560.

The spelling of 7947048 in words is "seven million, nine hundred forty-seven thousand, forty-eight".

Divisors: 1 2 3 4 6 8 12 24 331127 662254 993381 1324508 1986762 2649016 3973524 7947048