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2126361028620 = 2235211167959007
BaseRepresentation
bin11110111100010100111…
…111100110100000001100
321112021111202102012022010
4132330110333212200030
5234314241410403440
64304500424221220
7306424131345303
oct36742477464014
97467452365263
102126361028620
1174a86a403954
122a412a00a810
131256905624aa
1474cb894343a
153a4a1632580
hex1ef14fe680c

2126361028620 has 48 divisors (see below), whose sum is σ = 5982028028928. Its totient is φ = 564342260160.

The previous prime is 2126361028609. The next prime is 2126361028681. The reversal of 2126361028620 is 268201636212.

It is a super-2 number, since 2×21263610286202 (a number of 25 digits) contains 22 as substring.

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, 83966844 + ... + 83992163.

It is an arithmetic number, because the mean of its divisors is an integer number (124625583936).

Almost surely, 22126361028620 is an apocalyptic number.

2126361028620 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2126361028620 is an abundant number, since it is smaller than the sum of its proper divisors (3855667000308).

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

2126361028620 is a wasteful number, since it uses less digits than its factorization.

2126361028620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167959230 (or 167959228 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 39.

The spelling of 2126361028620 in words is "two trillion, one hundred twenty-six billion, three hundred sixty-one million, twenty-eight thousand, six hundred twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 211 422 633 844 1055 1266 2110 2532 3165 4220 6330 12660 167959007 335918014 503877021 671836028 839795035 1007754042 1679590070 2015508084 2519385105 3359180140 5038770210 10077540420 35439350477 70878700954 106318051431 141757401908 177196752385 212636102862 354393504770 425272205724 531590257155 708787009540 1063180514310 2126361028620