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8030995 = 57269853
BaseRepresentation
bin11110101000101100010011
3120010000110021
4132220230103
54023442440
6444044311
7125155660
oct36505423
916100407
108030995
114595895
122833697
13188258b
1410d0a67
15a8984a
hex7a8b13

8030995 has 16 divisors (see below), whose sum is σ = 11067840. Its totient is φ = 5480064.

The previous prime is 8030989. The next prime is 8031007. The reversal of 8030995 is 5990308.

It is a cyclic number.

It is not a de Polignac number, because 8030995 - 25 = 8030963 is a prime.

It is an Ulam number.

8030995 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 8030995.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8989 + ... + 9841.

It is an arithmetic number, because the mean of its divisors is an integer number (691740).

Almost surely, 28030995 is an apocalyptic number.

8030995 is a deficient number, since it is larger than the sum of its proper divisors (3036845).

8030995 is a wasteful number, since it uses less digits than its factorization.

8030995 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1134.

The product of its (nonzero) digits is 9720, while the sum is 34.

The square root of 8030995 is about 2833.9010215602. The cubic root of 8030995 is about 200.2579588099.

It can be divided in two parts, 8030 and 995, that added together give a square (9025 = 952).

The spelling of 8030995 in words is "eight million, thirty thousand, nine hundred ninety-five".

Divisors: 1 5 7 35 269 853 1345 1883 4265 5971 9415 29855 229457 1147285 1606199 8030995