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29994888 = 23371116231
BaseRepresentation
bin111001001101…
…0111110001000
32002102220020210
41302122332020
530134314023
62550521120
7512644440
oct162327610
962386223
1029994888
1115a27670
12a0661a0
1362a2871
143dab120
152977593
hex1c9af88

29994888 has 64 divisors (see below), whose sum is σ = 93496320. Its totient is φ = 7790400.

The previous prime is 29994871. The next prime is 29994893. The reversal of 29994888 is 88849992.

It is a super-2 number, since 2×299948882 = 1799386612265088, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6268 + ... + 9963.

It is an arithmetic number, because the mean of its divisors is an integer number (1460880).

Almost surely, 229994888 is an apocalyptic number.

29994888 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

29994888 is an abundant number, since it is smaller than the sum of its proper divisors (63501432).

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

29994888 is a wasteful number, since it uses less digits than its factorization.

29994888 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16258 (or 16254 counting only the distinct ones).

The product of its digits is 2985984, while the sum is 57.

The square root of 29994888 is about 5476.7588955513. The cubic root of 29994888 is about 310.7056005122.

It can be divided in two parts, 2999 and 4888, that added together give a palindrome (7887).

The spelling of 29994888 in words is "twenty-nine million, nine hundred ninety-four thousand, eight hundred eighty-eight".

Divisors: 1 2 3 4 6 7 8 11 12 14 21 22 24 28 33 42 44 56 66 77 84 88 132 154 168 231 264 308 462 616 924 1848 16231 32462 48693 64924 97386 113617 129848 178541 194772 227234 340851 357082 389544 454468 535623 681702 714164 908936 1071246 1249787 1363404 1428328 2142492 2499574 2726808 3749361 4284984 4999148 7498722 9998296 14997444 29994888