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7420082652 = 223368704469
BaseRepresentation
bin1101110100100010…
…10111100111011100
3201011010012020212000
412322101113213130
5110144020121102
63224142042300
7351606443013
oct67221274734
921133166760
107420082652
113168496a14
121530b79390
13913359468
1450566ba7a
152d664801c
hex1ba4579dc

7420082652 has 24 divisors (see below), whose sum is σ = 19237251600. Its totient is φ = 2473360848.

The previous prime is 7420082629. The next prime is 7420082689. The reversal of 7420082652 is 2562800247.

It is a super-2 number, since 2×74200826522 (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

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, 34352127 + ... + 34352342.

It is an arithmetic number, because the mean of its divisors is an integer number (801552150).

Almost surely, 27420082652 is an apocalyptic number.

It is an amenable number.

7420082652 is an abundant number, since it is smaller than the sum of its proper divisors (11817168948).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

7420082652 is a wasteful number, since it uses less digits than its factorization.

7420082652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68704482 (or 68704474 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 36.

The square root of 7420082652 is about 86139.9016252050. The cubic root of 7420082652 is about 1950.4564044112.

Adding to 7420082652 its reverse (2562800247), we get a palindrome (9982882899).

The spelling of 7420082652 in words is "seven billion, four hundred twenty million, eighty-two thousand, six hundred fifty-two".

Divisors: 1 2 3 4 6 9 12 18 27 36 54 108 68704469 137408938 206113407 274817876 412226814 618340221 824453628 1236680442 1855020663 2473360884 3710041326 7420082652