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97789248680 = 23547913013923
BaseRepresentation
bin101101100010010110…
…0011000010010101000
3100100102002201112120012
41123010230120102220
53100233021424210
6112531310551052
710031210620244
oct1330454302250
9310362645505
1097789248680
11385215329a2
1216b51508488
1392b57b5576
144a395c5424
1528250e7305
hex16c4b184a8

97789248680 has 64 divisors (see below), whose sum is σ = 220710873600. Its totient is φ = 38994092800.

The previous prime is 97789248671. The next prime is 97789248701. The reversal of 97789248680 is 8684298779.

It is a self number, because there is not a number n which added to its sum of digits gives 97789248680.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24925199 + ... + 24929121.

It is an arithmetic number, because the mean of its divisors is an integer number (3448607400).

Almost surely, 297789248680 is an apocalyptic number.

It is an amenable number.

97789248680 is an abundant number, since it is smaller than the sum of its proper divisors (122921624920).

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

97789248680 is a wasteful number, since it uses less digits than its factorization.

97789248680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5714 (or 5710 counting only the distinct ones).

The product of its (nonzero) digits is 97542144, while the sum is 68.

The spelling of 97789248680 in words is "ninety-seven billion, seven hundred eighty-nine million, two hundred forty-eight thousand, six hundred eighty".

Divisors: 1 2 4 5 8 10 20 40 479 958 1301 1916 2395 2602 3832 3923 4790 5204 6505 7846 9580 10408 13010 15692 19160 19615 26020 31384 39230 52040 78460 156920 623179 1246358 1879117 2492716 3115895 3758234 4985432 5103823 6231790 7516468 9395585 10207646 12463580 15032936 18791170 20415292 24927160 25519115 37582340 40830584 51038230 75164680 102076460 204152920 2444731217 4889462434 9778924868 12223656085 19557849736 24447312170 48894624340 97789248680