Search a number
-
+
29996808 = 23310711681
BaseRepresentation
bin111001001101…
…1011100001000
32002102222212220
41302123130020
530134344213
62550534040
7512653152
oct162333410
962388786
1029996808
1115a29056
12a067320
1362a36ba
143dabad2
152977e23
hex1c9b708

29996808 has 32 divisors (see below), whose sum is σ = 75699360. Its totient is φ = 9904640.

The previous prime is 29996803. The next prime is 29996819. The reversal of 29996808 is 80869992.

It is not an unprimeable number, because it can be changed into a prime (29996803) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3273 + ... + 8408.

It is an arithmetic number, because the mean of its divisors is an integer number (2365605).

Almost surely, 229996808 is an apocalyptic number.

It is an amenable number.

29996808 is an abundant number, since it is smaller than the sum of its proper divisors (45702552).

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

29996808 is a wasteful number, since it uses less digits than its factorization.

29996808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11797 (or 11793 counting only the distinct ones).

The product of its (nonzero) digits is 559872, while the sum is 51.

The square root of 29996808 is about 5476.9341788997. The cubic root of 29996808 is about 310.7122298866.

The spelling of 29996808 in words is "twenty-nine million, nine hundred ninety-six thousand, eight hundred eight".

Divisors: 1 2 3 4 6 8 12 24 107 214 321 428 642 856 1284 2568 11681 23362 35043 46724 70086 93448 140172 280344 1249867 2499734 3749601 4999468 7499202 9998936 14998404 29996808