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229486152 = 23377917291
BaseRepresentation
bin11011010110110…
…10111001001000
3120222211002211010
431223122321020
5432222024102
634434403520
75454412560
oct1553327110
9528732733
10229486152
111085a2385
1264a305a0
133870c42c
1422699da0
1515230d6c
hexdadae48

229486152 has 64 divisors (see below), whose sum is σ = 664012800. Its totient is φ = 64733760.

The previous prime is 229486151. The next prime is 229486177. The reversal of 229486152 is 251684922.

It is a self number, because there is not a number n which added to its sum of digits gives 229486152.

It is not an unprimeable number, because it can be changed into a prime (229486151) 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, 4627 + ... + 21917.

It is an arithmetic number, because the mean of its divisors is an integer number (10375200).

Almost surely, 2229486152 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 229486152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (332006400).

229486152 is an abundant number, since it is smaller than the sum of its proper divisors (434526648).

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

229486152 is a wasteful number, since it uses less digits than its factorization.

229486152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17386 (or 17382 counting only the distinct ones).

The product of its digits is 69120, while the sum is 39.

The square root of 229486152 is about 15148.8003485425. The cubic root of 229486152 is about 612.2359507131.

The spelling of 229486152 in words is "two hundred twenty-nine million, four hundred eighty-six thousand, one hundred fifty-two".

Divisors: 1 2 3 4 6 7 8 12 14 21 24 28 42 56 79 84 158 168 237 316 474 553 632 948 1106 1659 1896 2212 3318 4424 6636 13272 17291 34582 51873 69164 103746 121037 138328 207492 242074 363111 414984 484148 726222 968296 1365989 1452444 2731978 2904888 4097967 5463956 8195934 9561923 10927912 16391868 19123846 28685769 32783736 38247692 57371538 76495384 114743076 229486152