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58868867772 = 223311133811763
BaseRepresentation
bin110110110100110110…
…111010001010111100
312121221200011100001000
4312310312322022330
51431030412232042
643013300050300
74152553056051
oct666466721274
9177850140030
1058868867772
1122a69a39740
12b4ab093990
1357222c9090
142bc656d028
1517e82bc74c
hexdb4dba2bc

58868867772 has 96 divisors (see below), whose sum is σ = 179305378560. Its totient is φ = 16466811840.

The previous prime is 58868867731. The next prime is 58868867773. The reversal of 58868867772 is 27776886885.

It is a self number, because there is not a number n which added to its sum of digits gives 58868867772.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (58868867773) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1890438 + ... + 1921325.

It is an arithmetic number, because the mean of its divisors is an integer number (1867764360).

Almost surely, 258868867772 is an apocalyptic number.

58868867772 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

58868867772 is an abundant number, since it is smaller than the sum of its proper divisors (120436510788).

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

58868867772 is a wasteful number, since it uses less digits than its factorization.

58868867772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3811800 (or 3811792 counting only the distinct ones).

The product of its digits is 505774080, while the sum is 72.

The spelling of 58868867772 in words is "fifty-eight billion, eight hundred sixty-eight million, eight hundred sixty-seven thousand, seven hundred seventy-two".

Divisors: 1 2 3 4 6 9 11 12 13 18 22 26 27 33 36 39 44 52 54 66 78 99 108 117 132 143 156 198 234 286 297 351 396 429 468 572 594 702 858 1188 1287 1404 1716 2574 3861 5148 7722 15444 3811763 7623526 11435289 15247052 22870578 34305867 41929393 45741156 49552919 68611734 83858786 99105838 102917601 125788179 137223468 148658757 167717572 198211676 205835202 251576358 297317514 377364537 411670404 445976271 503152716 545082109 594635028 754729074 891952542 1090164218 1132093611 1337928813 1509458148 1635246327 1783905084 2180328436 2264187222 2675857626 3270492654 4528374444 4905738981 5351715252 6540985308 9811477962 14717216943 19622955924 29434433886 58868867772