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80050053 = 3179149069
BaseRepresentation
bin1001100010101…
…11011110000101
312120121222000210
410301113132011
5130443100203
611535430033
71661262036
oct461273605
9176558023
1080050053
1141205876
1222985319
131377a0c5
14a8baa8d
157063803
hex4c57785

80050053 has 8 divisors (see below), whose sum is σ = 107330400. Its totient is φ = 53068208.

The previous prime is 80050049. The next prime is 80050057. The reversal of 80050053 is 35005008.

It is an interprime number because it is at equal distance from previous prime (80050049) and next prime (80050057).

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

It is a cyclic number.

It is not a de Polignac number, because 80050053 - 22 = 80050049 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80050057) 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, 73998 + ... + 75071.

It is an arithmetic number, because the mean of its divisors is an integer number (13416300).

Almost surely, 280050053 is an apocalyptic number.

It is an amenable number.

80050053 is a deficient number, since it is larger than the sum of its proper divisors (27280347).

80050053 is a wasteful number, since it uses less digits than its factorization.

80050053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149251.

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 80050053 is about 8947.0695202396. The cubic root of 80050053 is about 430.9767825378.

It can be divided in two parts, 8005005 and 3, that added together give a palindrome (8005008).

The spelling of 80050053 in words is "eighty million, fifty thousand, fifty-three".

Divisors: 1 3 179 537 149069 447207 26683351 80050053