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385148 = 22731319
BaseRepresentation
bin1011110000001111100
3201120022202
41132001330
544311043
612131032
73162611
oct1360174
9646282
10385148
11243405
12166a78
131063ca
14a0508
15791b8
hex5e07c

385148 has 12 divisors (see below), whose sum is σ = 683760. Its totient is φ = 189792.

The previous prime is 385141. The next prime is 385153. The reversal of 385148 is 841583.

It is a self number, because there is not a number n which added to its sum of digits gives 385148.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (385141) by changing a digit.

385148 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 368 + ... + 951.

It is an arithmetic number, because the mean of its divisors is an integer number (56980).

2385148 is an apocalyptic number.

It is an amenable number.

385148 is a deficient number, since it is larger than the sum of its proper divisors (298612).

385148 is a wasteful number, since it uses less digits than its factorization.

385148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1396 (or 1394 counting only the distinct ones).

The product of its digits is 3840, while the sum is 29.

The square root of 385148 is about 620.6029326389. The cubic root of 385148 is about 72.7571840978.

The spelling of 385148 in words is "three hundred eighty-five thousand, one hundred forty-eight".

Divisors: 1 2 4 73 146 292 1319 2638 5276 96287 192574 385148