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30454268 = 22131633593
BaseRepresentation
bin111010000101…
…1000111111100
32010022020101212
41310023013330
530244014033
63004423552
7516566645
oct164130774
963266355
1030454268
1116210819
12a247bb8
1364039a0
14408a6cc
152a18748
hex1d0b1fc

30454268 has 24 divisors (see below), whose sum is σ = 57762768. Its totient is φ = 13965696.

The previous prime is 30454223. The next prime is 30454279. The reversal of 30454268 is 86245403.

It is a congruent number.

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, 6680 + ... + 10272.

It is an arithmetic number, because the mean of its divisors is an integer number (2406782).

Almost surely, 230454268 is an apocalyptic number.

It is an amenable number.

30454268 is a deficient number, since it is larger than the sum of its proper divisors (27308500).

30454268 is a wasteful number, since it uses less digits than its factorization.

30454268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3773 (or 3771 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 32.

The square root of 30454268 is about 5518.5385746591. The cubic root of 30454268 is about 312.2837518321.

The spelling of 30454268 in words is "thirty million, four hundred fifty-four thousand, two hundred sixty-eight".

Divisors: 1 2 4 13 26 52 163 326 652 2119 3593 4238 7186 8476 14372 46709 93418 186836 585659 1171318 2342636 7613567 15227134 30454268