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316210148 = 2279052537
BaseRepresentation
bin10010110110001…
…111101111100100
3211001000010202222
4102312033233210
51121422211043
651213251512
710556512322
oct2266175744
9731003688
10316210148
11152546401
1289a93b98
13506851c7
142ddd2d12
151cb61d68
hex12d8fbe4

316210148 has 6 divisors (see below), whose sum is σ = 553367766. Its totient is φ = 158105072.

The previous prime is 316210121. The next prime is 316210151. The reversal of 316210148 is 841012613.

It can be written as a sum of positive squares in only one way, i.e., 313360804 + 2849344 = 17702^2 + 1688^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39526265 + ... + 39526272.

It is an arithmetic number, because the mean of its divisors is an integer number (92227961).

Almost surely, 2316210148 is an apocalyptic number.

It is an amenable number.

316210148 is a deficient number, since it is larger than the sum of its proper divisors (237157618).

316210148 is a wasteful number, since it uses less digits than its factorization.

316210148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79052541 (or 79052539 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 26.

The square root of 316210148 is about 17782.2987265426. The cubic root of 316210148 is about 681.2794165341.

The spelling of 316210148 in words is "three hundred sixteen million, two hundred ten thousand, one hundred forty-eight".

Divisors: 1 2 4 79052537 158105074 316210148