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310472 = 231972
BaseRepresentation
bin1001011110011001000
3120202212222
41023303020
534413342
610353212
72432111
oct1136310
9522788
10310472
111a2298
1212b808
13ab416
1481208
1561ed2
hex4bcc8

310472 has 12 divisors (see below), whose sum is σ = 585105. Its totient is φ = 154448.

The previous prime is 310463. The next prime is 310481. The reversal of 310472 is 274013.

It is a happy number.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It is an interprime number because it is at equal distance from previous prime (310463) and next prime (310481).

It can be written as a sum of positive squares in 2 ways, for example, as 198916 + 111556 = 446^2 + 334^2 .

It is an ABA number since it can be written as A⋅BA, here for A=2, B=394.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 310472.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 1478 + ... + 1674.

2310472 is an apocalyptic number.

It is an amenable number.

310472 is a deficient number, since it is larger than the sum of its proper divisors (274633).

310472 is an equidigital number, since it uses as much as digits as its factorization.

310472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 400 (or 199 counting only the distinct ones).

The product of its (nonzero) digits is 168, while the sum is 17.

The square root of 310472 is about 557.2001435750. The cubic root of 310472 is about 67.7133260119.

Adding to 310472 its reverse (274013), we get a palindrome (584485).

The spelling of 310472 in words is "three hundred ten thousand, four hundred seventy-two", and thus it is an iban number.

Divisors: 1 2 4 8 197 394 788 1576 38809 77618 155236 310472