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80254211 = 437197271
BaseRepresentation
bin1001100100010…
…01010100000011
312121000100002012
410302021110003
5131021113321
611544043135
71663102202
oct462112403
9177010065
1080254211
11413351a4
1222a634ab
131381bccb
14a931239
1570a405b
hex4c89503

80254211 has 16 divisors (see below), whose sum is σ = 84446208. Its totient is φ = 76204800.

The previous prime is 80254183. The next prime is 80254217. The reversal of 80254211 is 11245208.

It is a cyclic number.

It is not a de Polignac number, because 80254211 - 226 = 13145347 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (80254217) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 296006 + ... + 296276.

It is an arithmetic number, because the mean of its divisors is an integer number (5277888).

Almost surely, 280254211 is an apocalyptic number.

80254211 is a deficient number, since it is larger than the sum of its proper divisors (4191997).

80254211 is a wasteful number, since it uses less digits than its factorization.

80254211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 482.

The product of its (nonzero) digits is 640, while the sum is 23.

The square root of 80254211 is about 8958.4714656017. The cubic root of 80254211 is about 431.3428562633.

Adding to 80254211 its reverse (11245208), we get a palindrome (91499419).

The spelling of 80254211 in words is "eighty million, two hundred fifty-four thousand, two hundred eleven".

Divisors: 1 43 71 97 271 3053 4171 6887 11653 19241 26287 296141 827363 1130341 1866377 80254211