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3120213070 = 251324001639
BaseRepresentation
bin1011100111111010…
…1010110001001110
322001110020020200001
42321332222301032
522342233304240
61233340554514
7140215242052
oct27176526116
98043206601
103120213070
111361308297
12730b52a3a
133a9584430
14218579c62
15133ddc89a
hexb9faac4e

3120213070 has 16 divisors (see below), whose sum is σ = 6048413280. Its totient is φ = 1152078624.

The previous prime is 3120213067. The next prime is 3120213077. The reversal of 3120213070 is 703120213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3120213077) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12000690 + ... + 12000949.

It is an arithmetic number, because the mean of its divisors is an integer number (378025830).

Almost surely, 23120213070 is an apocalyptic number.

3120213070 is a deficient number, since it is larger than the sum of its proper divisors (2928200210).

3120213070 is a wasteful number, since it uses less digits than its factorization.

3120213070 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24001659.

The product of its (nonzero) digits is 252, while the sum is 19.

The square root of 3120213070 is about 55858.8674249666. The cubic root of 3120213070 is about 1461.2619773035.

Adding to 3120213070 its reverse (703120213), we get a palindrome (3823333283).

The spelling of 3120213070 in words is "three billion, one hundred twenty million, two hundred thirteen thousand, seventy".

Divisors: 1 2 5 10 13 26 65 130 24001639 48003278 120008195 240016390 312021307 624042614 1560106535 3120213070