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464148 = 223212893
BaseRepresentation
bin1110001010100010100
3212120200200
41301110110
5104323043
613540500
73642126
oct1612424
9776620
10464148
112977a3
121a4730
13133359
14c1216
15927d3
hex71514

464148 has 18 divisors (see below), whose sum is σ = 1173354. Its totient is φ = 154704.

The previous prime is 464143. The next prime is 464171. The reversal of 464148 is 841464.

It can be written as a sum of positive squares in only one way, i.e., 412164 + 51984 = 642^2 + 228^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a plaindrome in base 13.

It is a nialpdrome in base 9.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (464141) by changing a digit.

464148 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 5 ways as a sum of consecutive naturals, for example, 6411 + ... + 6482.

2464148 is an apocalyptic number.

It is an amenable number.

464148 is an abundant number, since it is smaller than the sum of its proper divisors (709206).

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

464148 is a wasteful number, since it uses less digits than its factorization.

464148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12903 (or 12898 counting only the distinct ones).

The product of its digits is 3072, while the sum is 27.

The square root of 464148 is about 681.2840817163. The cubic root of 464148 is about 77.4257631120.

The spelling of 464148 in words is "four hundred sixty-four thousand, one hundred forty-eight".

Divisors: 1 2 3 4 6 9 12 18 36 12893 25786 38679 51572 77358 116037 154716 232074 464148