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80202963 = 3109245269
BaseRepresentation
bin1001100011111…
…00110011010011
312120220201210010
410301330303103
5131012443323
611543010003
71662466611
oct461746323
9176821703
1080202963
11412aa745
1222a39903
1313801899
14a91a6b1
157093c93
hex4c7ccd3

80202963 has 8 divisors (see below), whose sum is σ = 107918800. Its totient is φ = 52977888.

The previous prime is 80202943. The next prime is 80203003. The reversal of 80202963 is 36920208.

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

It is not a de Polignac number, because 80202963 - 210 = 80201939 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 80202963.

It is not an unprimeable number, because it can be changed into a prime (80202943) 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, 122308 + ... + 122961.

It is an arithmetic number, because the mean of its divisors is an integer number (13489850).

Almost surely, 280202963 is an apocalyptic number.

80202963 is a deficient number, since it is larger than the sum of its proper divisors (27715837).

80202963 is a wasteful number, since it uses less digits than its factorization.

80202963 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245381.

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 80202963 is about 8955.6106994442. The cubic root of 80202963 is about 431.2510223878.

The spelling of 80202963 in words is "eighty million, two hundred two thousand, nine hundred sixty-three".

Divisors: 1 3 109 327 245269 735807 26734321 80202963