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8007023 = 21113793
BaseRepresentation
bin11110100010110101101111
3120001210120102
4132202311233
54022211043
6443341315
7125026043
oct36426557
916053512
108007023
114579882
12282183b
1318746ab
1410c6023
15a826b8
hex7a2d6f

8007023 has 4 divisors (see below), whose sum is σ = 8012928. Its totient is φ = 8001120.

The previous prime is 8007019. The next prime is 8007047. The reversal of 8007023 is 3207008.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 8007023 - 22 = 8007019 is a prime.

It is a super-2 number, since 2×80070232 = 128224834645058, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 8006986 and 8007004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8007053) 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, 215 + ... + 4007.

It is an arithmetic number, because the mean of its divisors is an integer number (2003232).

Almost surely, 28007023 is an apocalyptic number.

8007023 is a deficient number, since it is larger than the sum of its proper divisors (5905).

8007023 is a wasteful number, since it uses less digits than its factorization.

8007023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5904.

The product of its (nonzero) digits is 336, while the sum is 20.

The square root of 8007023 is about 2829.6683551257. The cubic root of 8007023 is about 200.0585078825.

The spelling of 8007023 in words is "eight million, seven thousand, twenty-three".

Divisors: 1 2111 3793 8007023