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80193052 = 2222987547
BaseRepresentation
bin1001100011110…
…10011000011100
312120220020012001
410301322120130
5131012134202
611542452044
71662425662
oct461723034
9176806161
1080193052
11412a3255
1222a34024
13137ca214
14a916c32
157090d87
hex4c7a61c

80193052 has 12 divisors (see below), whose sum is σ = 140952280. Its totient is φ = 39920976.

The previous prime is 80193041. The next prime is 80193059. The reversal of 80193052 is 25039108.

It is a self number, because there is not a number n which added to its sum of digits gives 80193052.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80193059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42858 + ... + 44689.

Almost surely, 280193052 is an apocalyptic number.

It is an amenable number.

80193052 is a deficient number, since it is larger than the sum of its proper divisors (60759228).

80193052 is a wasteful number, since it uses less digits than its factorization.

80193052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87780 (or 87778 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 28.

The square root of 80193052 is about 8955.0573420833. The cubic root of 80193052 is about 431.2332578532.

The spelling of 80193052 in words is "eighty million, one hundred ninety-three thousand, fifty-two".