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30114770 = 2572811531
BaseRepresentation
bin111001011100…
…0001111010010
32002122222200212
41302320033102
530202133040
62553244122
7513654110
oct162701722
962588625
1030114770
1115aa9744
12a103642
1363152ba
143ddcab0
15299cd65
hex1cb83d2

30114770 has 32 divisors (see below), whose sum is σ = 62211456. Its totient is φ = 10281600.

The previous prime is 30114761. The next prime is 30114793. The reversal of 30114770 is 7741103.

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 15 ways as a sum of consecutive naturals, for example, 18905 + ... + 20435.

It is an arithmetic number, because the mean of its divisors is an integer number (1944108).

Almost surely, 230114770 is an apocalyptic number.

30114770 is an abundant number, since it is smaller than the sum of its proper divisors (32096686).

30114770 is a wasteful number, since it uses less digits than its factorization.

30114770 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1826.

The product of its (nonzero) digits is 588, while the sum is 23.

The square root of 30114770 is about 5487.6925934312. The cubic root of 30114770 is about 311.1189875651.

Adding to 30114770 its reverse (7741103), we get a palindrome (37855873).

The spelling of 30114770 in words is "thirty million, one hundred fourteen thousand, seven hundred seventy".

Divisors: 1 2 5 7 10 14 35 70 281 562 1405 1531 1967 2810 3062 3934 7655 9835 10717 15310 19670 21434 53585 107170 430211 860422 2151055 3011477 4302110 6022954 15057385 30114770