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30064356 = 22327532251
BaseRepresentation
bin111001010101…
…1111011100100
32002120102112200
41302223323210
530144024411
62552214500
7513354120
oct162537344
962512480
1030064356
1115a74883
12a09a430
1362c837a
143dc8580
15298ce56
hex1cabee4

30064356 has 72 divisors (see below), whose sum is σ = 88530624. Its totient is φ = 8424000.

The previous prime is 30064339. The next prime is 30064373. The reversal of 30064356 is 65346003.

30064356 is a `hidden beast` number, since 300 + 6 + 4 + 356 = 666.

It is an interprime number because it is at equal distance from previous prime (30064339) and next prime (30064373).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12231 + ... + 14481.

It is an arithmetic number, because the mean of its divisors is an integer number (1229592).

Almost surely, 230064356 is an apocalyptic number.

30064356 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 30064356, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44265312).

30064356 is an abundant number, since it is smaller than the sum of its proper divisors (58466268).

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

30064356 is a wasteful number, since it uses less digits than its factorization.

30064356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2321 (or 2316 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 27.

The square root of 30064356 is about 5483.0972998844. The cubic root of 30064356 is about 310.9452797444.

The spelling of 30064356 in words is "thirty million, sixty-four thousand, three hundred fifty-six".

Divisors: 1 2 3 4 6 7 9 12 14 18 21 28 36 42 53 63 84 106 126 159 212 252 318 371 477 636 742 954 1113 1484 1908 2226 2251 3339 4452 4502 6678 6753 9004 13356 13506 15757 20259 27012 31514 40518 47271 63028 81036 94542 119303 141813 189084 238606 283626 357909 477212 567252 715818 835121 1073727 1431636 1670242 2147454 2505363 3340484 4294908 5010726 7516089 10021452 15032178 30064356