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1057837878588 = 2231741229755061
BaseRepresentation
bin11110110010011000000…
…11010000110100111100
310202010110112121002020110
433121030003100310330
5114312422444103323
62125544120550020
7136266131415531
oct17311403206474
93663415532213
101057837878588
113786989a5157
12151023922310
13789a4ac743a
14392b1abcd88
151c7b4280793
hexf64c0d0d3c

1057837878588 has 96 divisors (see below), whose sum is σ = 2678439451968. Its totient is φ = 323629465600.

The previous prime is 1057837878557. The next prime is 1057837878667. The reversal of 1057837878588 is 8858787387501.

It is a super-2 number, since 2×10578378785882 (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19184578 + ... + 19239638.

It is an arithmetic number, because the mean of its divisors is an integer number (27900410958).

Almost surely, 21057837878588 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 1057837878588, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1339219725984).

1057837878588 is an abundant number, since it is smaller than the sum of its proper divisors (1620601573380).

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

1057837878588 is a wasteful number, since it uses less digits than its factorization.

1057837878588 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57423 (or 57421 counting only the distinct ones).

The product of its (nonzero) digits is 842956800, while the sum is 75.

The spelling of 1057837878588 in words is "one trillion, fifty-seven billion, eight hundred thirty-seven million, eight hundred seventy-eight thousand, five hundred eighty-eight".

Divisors: 1 2 3 4 6 12 17 34 41 51 68 82 102 123 164 204 246 492 697 1394 2091 2297 2788 4182 4594 6891 8364 9188 13782 27564 39049 55061 78098 94177 110122 117147 156196 165183 188354 220244 234294 282531 330366 376708 468588 565062 660732 936037 1130124 1601009 1872074 2257501 2808111 3202018 3744148 4515002 4803027 5616222 6404036 6772503 9030004 9606054 11232444 13545006 19212108 27090012 38377517 76755034 115132551 126475117 153510068 230265102 252950234 379425351 460530204 505900468 758850702 1517701404 2150076989 4300153978 5185479797 6450230967 8600307956 10370959594 12900461934 15556439391 20741919188 25800923868 31112878782 62225757564 88153156549 176306313098 264459469647 352612626196 528918939294 1057837878588