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82652947 = 1350912491
BaseRepresentation
bin1001110110100…
…10111100010011
312202112012112021
410323102330103
5132124343242
612111312311
72022352456
oct473227423
9182465467
1082652947
1142723423
122381b697
131417ba90
14ad9749d
1573c9b67
hex4ed2f13

82652947 has 8 divisors (see below), whose sum is σ = 89192880. Its totient is φ = 76139040.

The previous prime is 82652939. The next prime is 82652953. The reversal of 82652947 is 74925628.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 82652947 - 23 = 82652939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (82652047) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 372 + ... + 12862.

It is an arithmetic number, because the mean of its divisors is an integer number (11149110).

Almost surely, 282652947 is an apocalyptic number.

82652947 is a deficient number, since it is larger than the sum of its proper divisors (6539933).

82652947 is a wasteful number, since it uses less digits than its factorization.

82652947 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13013.

The product of its digits is 241920, while the sum is 43.

The square root of 82652947 is about 9091.3666189413. The cubic root of 82652947 is about 435.5982379727.

The spelling of 82652947 in words is "eighty-two million, six hundred fifty-two thousand, nine hundred forty-seven".

Divisors: 1 13 509 6617 12491 162383 6357919 82652947