Search a number
-
+
8029009208 = 2311219436549
BaseRepresentation
bin1110111101001000…
…01111010100111000
3202201112222221001102
413132210033110320
5112420411243313
63404413310532
7402652311053
oct73644172470
922645887042
108029009208
113450191500
121680a95448
139ac55c12c
14562499a9a
1531ed2aa58
hex1de90f538

8029009208 has 48 divisors (see below), whose sum is σ = 17418345000. Its totient is φ = 3457460160.

The previous prime is 8029009199. The next prime is 8029009249.

8029009208 is nontrivially palindromic in base 10.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 199883 + ... + 236666.

Almost surely, 28029009208 is an apocalyptic number.

8029009208 is a gapful number since it is divisible by the number (88) formed by its first and last digit.

It is an amenable number.

8029009208 is an abundant number, since it is smaller than the sum of its proper divisors (9389335792).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8029009208 is a wasteful number, since it uses less digits than its factorization.

8029009208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 436596 (or 436581 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 38.

The square root of 8029009208 is about 89604.7387586170. The cubic root of 8029009208 is about 2002.4145178787.

The spelling of 8029009208 in words is "eight billion, twenty-nine million, nine thousand, two hundred eight".

Divisors: 1 2 4 8 11 19 22 38 44 76 88 121 152 209 242 418 484 836 968 1672 2299 4598 9196 18392 436549 873098 1746196 3492392 4802039 8294431 9604078 16588862 19208156 33177724 38416312 52822429 66355448 91238741 105644858 182477482 211289716 364954964 422579432 729909928 1003626151 2007252302 4014504604 8029009208