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82193006 = 2724232
BaseRepresentation
bin1001110011000…
…10101001101110
312201122211121102
410321202221232
5132020134011
612053403102
72015425520
oct471425156
9181584542
1082193006
1142439905
1223639492
131404a61c
14acb7a10
15733873b
hex4e62a6e

82193006 has 12 divisors (see below), whose sum is σ = 140960472. Its totient is φ = 35211036.

The previous prime is 82192973. The next prime is 82193009. The reversal of 82193006 is 60039128.

It is a self number, because there is not a number n which added to its sum of digits gives 82193006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82193009) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 32711 + ... + 35133.

It is an arithmetic number, because the mean of its divisors is an integer number (11746706).

Almost surely, 282193006 is an apocalyptic number.

82193006 is a deficient number, since it is larger than the sum of its proper divisors (58767466).

82193006 is an frugal number, since it uses more digits than its factorization.

82193006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4855 (or 2432 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 29.

The square root of 82193006 is about 9066.0358481533. The cubic root of 82193006 is about 434.7887396240.

The spelling of 82193006 in words is "eighty-two million, one hundred ninety-three thousand, six".

Divisors: 1 2 7 14 2423 4846 16961 33922 5870929 11741858 41096503 82193006