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80053238 = 2174157427
BaseRepresentation
bin1001100010110…
…00001111110110
312120122010101202
410301120033312
5130443200423
611535452502
71661304236
oct461301766
9176563352
1080053238
1141208201
1222987132
131377b6a5
14a8bbcc6
157064728
hex4c583f6

80053238 has 16 divisors (see below), whose sum is σ = 130246704. Its totient is φ = 36752640.

The previous prime is 80053231. The next prime is 80053243. The reversal of 80053238 is 83235008.

It is a self number, because there is not a number n which added to its sum of digits gives 80053238.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80053231) 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, 27320 + ... + 30107.

It is an arithmetic number, because the mean of its divisors is an integer number (8140419).

Almost surely, 280053238 is an apocalyptic number.

80053238 is a deficient number, since it is larger than the sum of its proper divisors (50193466).

80053238 is a wasteful number, since it uses less digits than its factorization.

80053238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57487.

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 80053238 is about 8947.2475097093. The cubic root of 80053238 is about 430.9824983069.

The spelling of 80053238 in words is "eighty million, fifty-three thousand, two hundred thirty-eight".

Divisors: 1 2 17 34 41 82 697 1394 57427 114854 976259 1952518 2354507 4709014 40026619 80053238