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58261640000 = 26541456541
BaseRepresentation
bin110110010000101010…
…100001001101000000
312120101100112222010112
4312100222201031000
51423304434440000
642433125050452
74131530524514
oct662052411500
9176340488115
1058261640000
11227881a4503
12b35b856a28
13565656c6c5
142b69a64144
1517aed23235
hexd90aa1340

58261640000 has 70 divisors (see below), whose sum is σ = 144470031354. Its totient is φ = 23304640000.

The previous prime is 58261639973. The next prime is 58261640057. The reversal of 58261640000 is 4616285.

It can be written as a sum of positive squares in 5 ways, for example, as 31843688704 + 26417951296 = 178448^2 + 162536^2 .

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 688271 + ... + 768270.

Almost surely, 258261640000 is an apocalyptic number.

58261640000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

58261640000 is an abundant number, since it is smaller than the sum of its proper divisors (86208391354).

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

58261640000 is an equidigital number, since it uses as much as digits as its factorization.

58261640000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1456573 (or 1456548 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 32.

The spelling of 58261640000 in words is "fifty-eight billion, two hundred sixty-one million, six hundred forty thousand".

Divisors: 1 2 4 5 8 10 16 20 25 32 40 50 64 80 100 125 160 200 250 320 400 500 625 800 1000 1250 1600 2000 2500 4000 5000 8000 10000 20000 40000 1456541 2913082 5826164 7282705 11652328 14565410 23304656 29130820 36413525 46609312 58261640 72827050 93218624 116523280 145654100 182067625 233046560 291308200 364135250 466093120 582616400 728270500 910338125 1165232800 1456541000 1820676250 2330465600 2913082000 3641352500 5826164000 7282705000 11652328000 14565410000 29130820000 58261640000