Search a number
-
+
30034060 = 22572191613
BaseRepresentation
bin111001010010…
…0100010001100
32002111212222121
41302210202030
530142042220
62551422324
7513166600
oct162444214
962455877
1030034060
1115a54041
12a0849a4
1362b7644
143dbb500
152983eaa
hex1ca488c

30034060 has 72 divisors (see below), whose sum is σ = 77278320. Its totient is φ = 9749376.

The previous prime is 30034057. The next prime is 30034063. The reversal of 30034060 is 6043003.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (30034057) and next prime (30034063).

It is not an unprimeable number, because it can be changed into a prime (30034063) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17814 + ... + 19426.

It is an arithmetic number, because the mean of its divisors is an integer number (1073310).

Almost surely, 230034060 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 30034060, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (38639160).

30034060 is an abundant number, since it is smaller than the sum of its proper divisors (47244260).

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

30034060 is a wasteful number, since it uses less digits than its factorization.

30034060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1655 (or 1646 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 30034060 is about 5480.3339314316. Note that the first 3 decimals coincide. The cubic root of 30034060 is about 310.8407976095.

Adding to 30034060 its reverse (6043003), we get a palindrome (36077063).

The spelling of 30034060 in words is "thirty million, thirty-four thousand, sixty", and thus it is an eban number.

Divisors: 1 2 4 5 7 10 14 19 20 28 35 38 49 70 76 95 98 133 140 190 196 245 266 380 490 532 665 931 980 1330 1613 1862 2660 3226 3724 4655 6452 8065 9310 11291 16130 18620 22582 30647 32260 45164 56455 61294 79037 112910 122588 153235 158074 214529 225820 306470 316148 395185 429058 612940 790370 858116 1072645 1501703 1580740 2145290 3003406 4290580 6006812 7508515 15017030 30034060