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8004404254 = 2711279718583
BaseRepresentation
bin1110111010001100…
…11000010000011110
3202122211200212101211
413131012120100132
5112343111414004
63402134055034
7402233212360
oct73506302036
922584625354
108004404254
113438306430
1216747aa47a
139a74259a2
1455d0d2d30
1531caba504
hex1dd19841e

8004404254 has 32 divisors (see below), whose sum is σ = 14975433216. Its totient is φ = 3117316320.

The previous prime is 8004404249. The next prime is 8004404257. The reversal of 8004404254 is 4524044008.

It is a super-2 number, since 2×80044042542 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8004404257) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 421447 + ... + 440029.

It is an arithmetic number, because the mean of its divisors is an integer number (467982288).

Almost surely, 28004404254 is an apocalyptic number.

8004404254 is a deficient number, since it is larger than the sum of its proper divisors (6971028962).

8004404254 is a wasteful number, since it uses less digits than its factorization.

8004404254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21400.

The product of its (nonzero) digits is 20480, while the sum is 31.

The square root of 8004404254 is about 89467.3362406638. The cubic root of 8004404254 is about 2000.3669538350.

The spelling of 8004404254 in words is "eight billion, four million, four hundred four thousand, two hundred fifty-four".

Divisors: 1 2 7 11 14 22 77 154 2797 5594 18583 19579 30767 37166 39158 61534 130081 204413 215369 260162 408826 430738 1430891 2861782 51976651 103953302 363836557 571743161 727673114 1143486322 4002202127 8004404254