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30346730 = 2514712063
BaseRepresentation
bin111001111000…
…0110111101010
32010002202212222
41303300313222
530232043410
63002234042
7515641301
oct163606752
963082788
1030346730
1116147a47
12a1b5922
136396a5b
14405d438
1529e6955
hex1cf0dea

30346730 has 16 divisors (see below), whose sum is σ = 54687744. Its totient is φ = 12124560.

The previous prime is 30346721. The next prime is 30346747. The reversal of 30346730 is 3764303.

It is a self number, because there is not a number n which added to its sum of digits gives 30346730.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13679 + ... + 15741.

It is an arithmetic number, because the mean of its divisors is an integer number (3417984).

Almost surely, 230346730 is an apocalyptic number.

30346730 is a deficient number, since it is larger than the sum of its proper divisors (24341014).

30346730 is a wasteful number, since it uses less digits than its factorization.

30346730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3541.

The product of its (nonzero) digits is 4536, while the sum is 26.

The square root of 30346730 is about 5508.7866177589. The cubic root of 30346730 is about 311.9157467548.

The spelling of 30346730 in words is "thirty million, three hundred forty-six thousand, seven hundred thirty".

Divisors: 1 2 5 10 1471 2063 2942 4126 7355 10315 14710 20630 3034673 6069346 15173365 30346730