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42012235500 = 2235357748541
BaseRepresentation
bin100111001000000111…
…111101011011101100
311000102220102200200020
4213020013331123230
51142020113014000
631144500002140
73015050052414
oct471007753354
9130386380606
1042012235500
11168a98a2394
128185990350
133c66c21b61
14206792d644
15115d4b4ba0
hex9c81fd6ec

42012235500 has 96 divisors (see below), whose sum is σ = 122554181568. Its totient is φ = 11183616000.

The previous prime is 42012235487. The next prime is 42012235513. The reversal of 42012235500 is 553221024.

It is an interprime number because it is at equal distance from previous prime (42012235487) and next prime (42012235513).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 841230 + ... + 889770.

It is an arithmetic number, because the mean of its divisors is an integer number (1276606058).

Almost surely, 242012235500 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 42012235500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61277090784).

42012235500 is an abundant number, since it is smaller than the sum of its proper divisors (80541946068).

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

42012235500 is a wasteful number, since it uses less digits than its factorization.

42012235500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49140 (or 49128 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 24.

Adding to 42012235500 its reverse (553221024), we get a palindrome (42565456524).

The spelling of 42012235500 in words is "forty-two billion, twelve million, two hundred thirty-five thousand, five hundred".

Divisors: 1 2 3 4 5 6 10 12 15 20 25 30 50 60 75 100 125 150 250 300 375 500 577 750 1154 1500 1731 2308 2885 3462 5770 6924 8655 11540 14425 17310 28850 34620 43275 48541 57700 72125 86550 97082 144250 145623 173100 194164 216375 242705 288500 291246 432750 485410 582492 728115 865500 970820 1213525 1456230 2427050 2912460 3640575 4854100 6067625 7281150 12135250 14562300 18202875 24270500 28008157 36405750 56016314 72811500 84024471 112032628 140040785 168048942 280081570 336097884 420122355 560163140 700203925 840244710 1400407850 1680489420 2100611775 2800815700 3501019625 4201223550 7002039250 8402447100 10503058875 14004078500 21006117750 42012235500