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29944992 = 2537114051
BaseRepresentation
bin111001000111…
…0110010100000
32002100100210210
41302032302200
530131214432
62545454120
7512346120
oct162166240
962310723
1029944992
11159a3130
12a041340
136285c3c
143d96c80
1529678cc
hex1c8eca0

29944992 has 96 divisors (see below), whose sum is σ = 98025984. Its totient is φ = 7776000.

The previous prime is 29944991. The next prime is 29944997.

29944992 is nontrivially palindromic in base 10.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is not an unprimeable number, because it can be changed into a prime (29944991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5367 + ... + 9417.

It is an arithmetic number, because the mean of its divisors is an integer number (1021104).

Almost surely, 229944992 is an apocalyptic number.

29944992 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 29944992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (49012992).

29944992 is an abundant number, since it is smaller than the sum of its proper divisors (68080992).

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

29944992 is a wasteful number, since it uses less digits than its factorization.

29944992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4082 (or 4074 counting only the distinct ones).

The product of its digits is 419904, while the sum is 48.

The square root of 29944992 is about 5472.2017506667. The cubic root of 29944992 is about 310.5332203508.

The spelling of 29944992 in words is "twenty-nine million, nine hundred forty-four thousand, nine hundred ninety-two".

Divisors: 1 2 3 4 6 7 8 11 12 14 16 21 22 24 28 32 33 42 44 48 56 66 77 84 88 96 112 132 154 168 176 224 231 264 308 336 352 462 528 616 672 924 1056 1232 1848 2464 3696 4051 7392 8102 12153 16204 24306 28357 32408 44561 48612 56714 64816 85071 89122 97224 113428 129632 133683 170142 178244 194448 226856 267366 311927 340284 356488 388896 453712 534732 623854 680568 712976 907424 935781 1069464 1247708 1361136 1425952 1871562 2138928 2495416 2722272 3743124 4277856 4990832 7486248 9981664 14972496 29944992