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29308092 = 22311239929
BaseRepresentation
bin110111111001…
…1010010111100
32001011000010220
41233303102330
530000324332
62524101340
7504054222
oct157632274
961130126
1029308092
11155a8670
129994850
1360c2088
143c6cb12
15288dd2c
hex1bf34bc

29308092 has 48 divisors (see below), whose sum is σ = 74995200. Its totient is φ = 8834560.

The previous prime is 29308087. The next prime is 29308093. The reversal of 29308092 is 29080392.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29308093) 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, 31084 + ... + 32012.

It is an arithmetic number, because the mean of its divisors is an integer number (1562400).

Almost surely, 229308092 is an apocalyptic number.

29308092 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 29308092, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37497600).

29308092 is an abundant number, since it is smaller than the sum of its proper divisors (45687108).

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

29308092 is a wasteful number, since it uses less digits than its factorization.

29308092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1186 (or 1184 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 33.

The square root of 29308092 is about 5413.6948565652. The cubic root of 29308092 is about 308.3158479168.

The spelling of 29308092 in words is "twenty-nine million, three hundred eight thousand, ninety-two".

Divisors: 1 2 3 4 6 11 12 22 33 44 66 132 239 478 717 929 956 1434 1858 2629 2787 2868 3716 5258 5574 7887 10219 10516 11148 15774 20438 30657 31548 40876 61314 122628 222031 444062 666093 888124 1332186 2442341 2664372 4884682 7327023 9769364 14654046 29308092