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316019613 = 371317149457
BaseRepresentation
bin10010110101100…
…001001110011101
3211000122110102010
4102311201032131
51121400111423
651205221433
710555056660
oct2265411635
9730573363
10316019613
11152426238
1289a01879
1350619570
142dd836d7
151cb25693
hex12d6139d

316019613 has 64 divisors (see below), whose sum is σ = 553996800. Its totient is φ = 155492352.

The previous prime is 316019603. The next prime is 316019617. The reversal of 316019613 is 316910613.

It is not a de Polignac number, because 316019613 - 24 = 316019597 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (316019617) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 691281 + ... + 691737.

It is an arithmetic number, because the mean of its divisors is an integer number (8656200).

Almost surely, 2316019613 is an apocalyptic number.

It is an amenable number.

316019613 is a deficient number, since it is larger than the sum of its proper divisors (237977187).

316019613 is a wasteful number, since it uses less digits than its factorization.

316019613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 646.

The product of its (nonzero) digits is 2916, while the sum is 30.

The square root of 316019613 is about 17776.9404847966. The cubic root of 316019613 is about 681.1425522205.

It can be divided in two parts, 31601 and 9613, that added together give a palindrome (41214).

The spelling of 316019613 in words is "three hundred sixteen million, nineteen thousand, six hundred thirteen".

Divisors: 1 3 7 13 17 21 39 51 91 119 149 221 273 357 447 457 663 1043 1371 1547 1937 2533 3129 3199 4641 5811 5941 7599 7769 9597 13559 17731 17823 23307 32929 40677 41587 53193 54383 68093 98787 100997 124761 163149 204279 230503 302991 476651 691509 706979 885209 1157581 1429953 2120937 2655627 3472743 6196463 8103067 15048553 18589389 24309201 45145659 105339871 316019613