[go: up one dir, main page]

Search a number
-
+
29925852 = 22311239857
BaseRepresentation
bin111001000101…
…0000111011100
32002022101112220
41302022013130
530130111402
62545225340
7512236245
oct162120734
962271486
1029925852
111598a810
12a032250
13627a308
143d8dccc
152961dbc
hex1c8a1dc

29925852 has 48 divisors (see below), whose sum is σ = 79494912. Its totient is φ = 8673280.

The previous prime is 29925809. The next prime is 29925853. The reversal of 29925852 is 25852992.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29925853) 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, 1893 + ... + 7964.

It is an arithmetic number, because the mean of its divisors is an integer number (1656144).

Almost surely, 229925852 is an apocalyptic number.

29925852 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

29925852 is an abundant number, since it is smaller than the sum of its proper divisors (49569060).

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

29925852 is a wasteful number, since it uses less digits than its factorization.

29925852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9898 (or 9896 counting only the distinct ones).

The product of its digits is 129600, while the sum is 42.

The square root of 29925852 is about 5470.4526320954. The cubic root of 29925852 is about 310.4670448712.

The spelling of 29925852 in words is "twenty-nine million, nine hundred twenty-five thousand, eight hundred fifty-two".

Divisors: 1 2 3 4 6 11 12 22 23 33 44 46 66 69 92 132 138 253 276 506 759 1012 1518 3036 9857 19714 29571 39428 59142 108427 118284 216854 226711 325281 433708 453422 650562 680133 906844 1301124 1360266 2493821 2720532 4987642 7481463 9975284 14962926 29925852