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58172616100 = 22528922712
BaseRepresentation
bin110110001011010110…
…111010110110100100
312120011011001002022001
4312023112322312210
51423114142203400
642420225015044
74126400035564
oct661326726644
9176134032261
1058172616100
1122741a1a535
12b335a84484
135640c9cb41
142b5bcccda4
1517a70daa6a
hexd8b5bada4

58172616100 has 81 divisors (see below), whose sum is σ = 128141720931. Its totient is φ = 22922697600.

The previous prime is 58172616097. The next prime is 58172616109. The reversal of 58172616100 is 161627185.

The square root of 58172616100 is 241190.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 12105720676 + 46066895424 = 110026^2 + 214632^2 .

It is a super-3 number, since 3×581726161003 (a number of 33 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 58172616100.

It is not an unprimeable number, because it can be changed into a prime (58172616109) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 214658965 + ... + 214659235.

Almost surely, 258172616100 is an apocalyptic number.

58172616100 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

58172616100 is the 241190-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 58172616100

58172616100 is an abundant number, since it is smaller than the sum of its proper divisors (69969104831).

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

58172616100 is an equidigital number, since it uses as much as digits as its factorization.

58172616100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 734 (or 367 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 37.

The spelling of 58172616100 in words is "fifty-eight billion, one hundred seventy-two million, six hundred sixteen thousand, one hundred".

Divisors: 1 2 4 5 10 20 25 50 89 100 178 271 356 445 542 890 1084 1355 1780 2225 2710 4450 5420 6775 7921 8900 13550 15842 24119 27100 31684 39605 48238 73441 79210 96476 120595 146882 158420 198025 241190 293764 367205 396050 482380 602975 734410 792100 1205950 1468820 1836025 2146591 2411900 3672050 4293182 6536249 7344100 8586364 10732955 13072498 21465910 26144996 32681245 42931820 53664775 65362490 107329550 130724980 163406225 214659100 326812450 581726161 653624900 1163452322 2326904644 2908630805 5817261610 11634523220 14543154025 29086308050 58172616100