[go: up one dir, main page]

Search a number
-
+
30099408 = 243627071
BaseRepresentation
bin111001011010…
…0011111010000
32002122012121220
41302310133100
530201140113
62553045040
7513561243
oct162643720
962565556
1030099408
1115a99149
12a0b6780
13630b301
143dd725a
152998523
hex1cb47d0

30099408 has 20 divisors (see below), whose sum is σ = 77756928. Its totient is φ = 10033120.

The previous prime is 30099403. The next prime is 30099409. The reversal of 30099408 is 80499003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30099403) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 313488 + ... + 313583.

Almost surely, 230099408 is an apocalyptic number.

It is an amenable number.

30099408 is an abundant number, since it is smaller than the sum of its proper divisors (47657520).

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

30099408 is a wasteful number, since it uses less digits than its factorization.

30099408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 627082 (or 627076 counting only the distinct ones).

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

The square root of 30099408 is about 5486.2927373592. The cubic root of 30099408 is about 311.0660763990.

The spelling of 30099408 in words is "thirty million, ninety-nine thousand, four hundred eight".

Divisors: 1 2 3 4 6 8 12 16 24 48 627071 1254142 1881213 2508284 3762426 5016568 7524852 10033136 15049704 30099408