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29304972 = 22325315359
BaseRepresentation
bin110111111001…
…0100010001100
32001010211212100
41233302202030
530000224342
62524035100
7504042144
oct157624214
961124770
1029304972
11155a6294
129992a90
1360c0828
143c6b924
15288ce4c
hex1bf288c

29304972 has 36 divisors (see below), whose sum is σ = 75479040. Its totient is φ = 9583392.

The previous prime is 29304959. The next prime is 29304997. The reversal of 29304972 is 27940392.

It is a tau number, because it is divible by the number of its divisors (36).

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

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 11 ways as a sum of consecutive naturals, for example, 5772 + ... + 9587.

It is an arithmetic number, because the mean of its divisors is an integer number (2096640).

Almost surely, 229304972 is an apocalyptic number.

It is an amenable number.

29304972 is an abundant number, since it is smaller than the sum of its proper divisors (46174068).

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

29304972 is a wasteful number, since it uses less digits than its factorization.

29304972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15422 (or 15417 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 36.

The square root of 29304972 is about 5413.4066908002. The cubic root of 29304972 is about 308.3049069159.

It can be divided in two parts, 29304 and 972, that added together give a square (30276 = 1742).

The spelling of 29304972 in words is "twenty-nine million, three hundred four thousand, nine hundred seventy-two".

Divisors: 1 2 3 4 6 9 12 18 36 53 106 159 212 318 477 636 954 1908 15359 30718 46077 61436 92154 138231 184308 276462 552924 814027 1628054 2442081 3256108 4884162 7326243 9768324 14652486 29304972