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68354048 = 2167149
BaseRepresentation
bin1000001001100…
…00000000000000
311202121202010102
410010300000000
5114444312143
610441021532
71456666640
oct404600000
9152552112
1068354048
1135647454
121aa848a8
13112135a9
149114520
1560030b8
hex4130000

68354048 has 68 divisors (see below), whose sum is σ = 157285200. Its totient is φ = 29097984.

The previous prime is 68354029. The next prime is 68354051. The reversal of 68354048 is 84045386.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 458678 + ... + 458826.

Almost surely, 268354048 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 68354048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (78642600).

68354048 is an abundant number, since it is smaller than the sum of its proper divisors (88931152).

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

68354048 is an frugal number, since it uses more digits than its factorization.

68354048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188 (or 158 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 38.

The square root of 68354048 is about 8267.6506941210. The cubic root of 68354048 is about 408.8726675634.

The spelling of 68354048 in words is "sixty-eight million, three hundred fifty-four thousand, forty-eight".

Divisors: 1 2 4 7 8 14 16 28 32 56 64 112 128 149 224 256 298 448 512 596 896 1024 1043 1192 1792 2048 2086 2384 3584 4096 4172 4768 7168 8192 8344 9536 14336 16384 16688 19072 28672 32768 33376 38144 57344 65536 66752 76288 114688 133504 152576 229376 267008 305152 458752 534016 610304 1068032 1220608 2136064 2441216 4272128 4882432 8544256 9764864 17088512 34177024 68354048