Search a number
-
+
385252 = 22713759
BaseRepresentation
bin1011110000011100100
3201120110121
41132003210
544312002
612131324
73163120
oct1360344
9646417
10385252
1124349a
12166b44
1310647a
14a0580
1579237
hex5e0e4

385252 has 12 divisors (see below), whose sum is σ = 770560. Its totient is φ = 165096.

The previous prime is 385249. The next prime is 385261. The reversal of 385252 is 252583.

385252 is an admirable number.

It is an alternating number because its digits alternate between odd and even.

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, 6852 + ... + 6907.

2385252 is an apocalyptic number.

It is an amenable number.

385252 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

385252 is a wasteful number, since it uses less digits than its factorization.

385252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13770 (or 13768 counting only the distinct ones).

The product of its digits is 2400, while the sum is 25.

The square root of 385252 is about 620.6867164681. The cubic root of 385252 is about 72.7637322873.

It can be divided in two parts, 385 and 252, that multiplied together give a triangular number (97020 = T440).

The spelling of 385252 in words is "three hundred eighty-five thousand, two hundred fifty-two".

Divisors: 1 2 4 7 14 28 13759 27518 55036 96313 192626 385252