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68358183282 = 23310718016569
BaseRepresentation
bin111111101010011101…
…110001100101110010
320112102222222111202000
4333222131301211302
52104444143331112
651223041034430
74636656653664
oct775235614562
9215388874660
1068358183282
1126a99459954
12112b9025a16
1365a526017c
143446958534
151ba14017dc
hexfea771972

68358183282 has 64 divisors (see below), whose sum is σ = 153435254400. Its totient is φ = 22557139200.

The previous prime is 68358183277. The next prime is 68358183307. The reversal of 68358183282 is 28238185386.

68358183282 is a `hidden beast` number, since 6 + 8 + 358 + 1 + 8 + 3 + 282 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10402894 + ... + 10409462.

It is an arithmetic number, because the mean of its divisors is an integer number (2397425850).

Almost surely, 268358183282 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 68358183282, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (76717627200).

68358183282 is an abundant number, since it is smaller than the sum of its proper divisors (85077071118).

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

68358183282 is a wasteful number, since it uses less digits than its factorization.

68358183282 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8488 (or 8482 counting only the distinct ones).

The product of its digits is 4423680, while the sum is 54.

The spelling of 68358183282 in words is "sixty-eight billion, three hundred fifty-eight million, one hundred eighty-three thousand, two hundred eighty-two".

Divisors: 1 2 3 6 9 18 27 54 107 214 321 642 963 1801 1926 2889 3602 5403 5778 6569 10806 13138 16209 19707 32418 39414 48627 59121 97254 118242 177363 192707 354726 385414 578121 702883 1156242 1405766 1734363 2108649 3468726 4217298 5203089 6325947 10406178 11830769 12651894 18977841 23661538 35492307 37955682 70984614 106476921 212953842 319430763 638861526 1265892283 2531784566 3797676849 7595353698 11393030547 22786061094 34179091641 68358183282