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13010012100100 = 2252295051388813
BaseRepresentation
bin1011110101010010000100…
…1001100101011000000100
31201001202010010000220121201
42331110201021211120010
53201124001044200400
643400414514352244
72511641141140531
oct275244111453004
951052103026551
1013010012100100
114166573729794
12156151688b684
13734aba0212c2
1432d98ba17d88
1517864863506a
hexbd521265604

13010012100100 has 72 divisors (see below), whose sum is σ = 29206141077960. Its totient is φ = 5024400353280.

The previous prime is 13010012100083. The next prime is 13010012100131. The reversal of 13010012100100 is 100121001031.

It can be written as a sum of positive squares in 12 ways, for example, as 212063934016 + 12797948166084 = 460504^2 + 3577422^2 .

It is a Harshad number since it is a multiple of its sum of digits (10).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 146443294 + ... + 146532106.

It is an arithmetic number, because the mean of its divisors is an integer number (405640848305).

Almost surely, 213010012100100 is an apocalyptic number.

13010012100100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13010012100100 is an abundant number, since it is smaller than the sum of its proper divisors (16196128977860).

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

13010012100100 is a wasteful number, since it uses less digits than its factorization.

13010012100100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139369 (or 139362 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 10.

Adding to 13010012100100 its reverse (100121001031), we get a palindrome (13110133101131).

The spelling of 13010012100100 in words is "thirteen trillion, ten billion, twelve million, one hundred thousand, one hundred".

Divisors: 1 2 4 5 10 20 25 29 50 58 100 116 145 290 580 725 1450 2900 50513 88813 101026 177626 202052 252565 355252 444065 505130 888130 1010260 1262825 1464877 1776260 2220325 2525650 2575577 2929754 4440650 5051300 5151154 5859508 7324385 8881300 10302308 12877885 14648770 25755770 29297540 36621925 51511540 64389425 73243850 128778850 146487700 257557700 4486211069 8972422138 17944844276 22431055345 44862110690 89724221380 112155276725 130100121001 224310553450 260200242002 448621106900 520400484004 650500605005 1301001210010 2602002420020 3252503025025 6505006050050 13010012100100