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82980735 = 355532049
BaseRepresentation
bin1001111001000…
…10111101111111
312210010212011120
410330202331333
5132220340420
612122322023
72025216225
oct474427577
9183125146
1082980735
1142927722
1223959313
1314265036
14b040b15
157441d40
hex4f22f7f

82980735 has 8 divisors (see below), whose sum is σ = 132769200. Its totient is φ = 44256384.

The previous prime is 82980713. The next prime is 82980787. The reversal of 82980735 is 53708928.

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

It is not a de Polignac number, because 82980735 - 210 = 82979711 is a prime.

It is a super-2 number, since 2×829807352 = 13771604762280450, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2766010 + ... + 2766039.

It is an arithmetic number, because the mean of its divisors is an integer number (16596150).

Almost surely, 282980735 is an apocalyptic number.

82980735 is a deficient number, since it is larger than the sum of its proper divisors (49788465).

82980735 is a wasteful number, since it uses less digits than its factorization.

82980735 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5532057.

The product of its (nonzero) digits is 120960, while the sum is 42.

The square root of 82980735 is about 9109.3762135505. The cubic root of 82980735 is about 436.1733154209.

The spelling of 82980735 in words is "eighty-two million, nine hundred eighty thousand, seven hundred thirty-five".

Divisors: 1 3 5 15 5532049 16596147 27660245 82980735