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8001053 = 43186071
BaseRepresentation
bin11110100001011000011101
3120001111101022
4132201120131
54022013203
6443253525
7125002454
oct36413035
916044338
108001053
114575345
12281a2a5
131871a68
1410c3b9b
15a80a38
hex7a161d

8001053 has 4 divisors (see below), whose sum is σ = 8187168. Its totient is φ = 7814940.

The previous prime is 8001047. The next prime is 8001107. The reversal of 8001053 is 3501008.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 8001053 - 26 = 8000989 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8000053) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 92993 + ... + 93078.

It is an arithmetic number, because the mean of its divisors is an integer number (2046792).

Almost surely, 28001053 is an apocalyptic number.

It is an amenable number.

8001053 is a deficient number, since it is larger than the sum of its proper divisors (186115).

8001053 is a wasteful number, since it uses less digits than its factorization.

8001053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 186114.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 8001053 is about 2828.6132644814. The cubic root of 8001053 is about 200.0087746150.

The spelling of 8001053 in words is "eight million, one thousand, fifty-three".

Divisors: 1 43 186071 8001053