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200412230220 = 223254325893053
BaseRepresentation
bin1011101010100101111…
…1111111001001001100
3201011022001222011001100
42322221133333021030
511240421012331340
6232022413343100
720323254564246
oct2725137771114
9634261864040
10200412230220
1177aa352a934
1232a11797a90
1315b8b853497
1499b2b4b096
15532e751830
hex2ea97ff24c

200412230220 has 72 divisors (see below), whose sum is σ = 622054729296. Its totient is φ = 52200392832.

The previous prime is 200412230209. The next prime is 200412230251. The reversal of 200412230220 is 22032214002.

200412230220 is a `hidden beast` number, since 2 + 0 + 0 + 412 + 2 + 30 + 220 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 200412230193 and 200412230202.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12938787 + ... + 12954266.

It is an arithmetic number, because the mean of its divisors is an integer number (8639649018).

Almost surely, 2200412230220 is an apocalyptic number.

200412230220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200412230220 is an abundant number, since it is smaller than the sum of its proper divisors (421642499076).

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

200412230220 is a wasteful number, since it uses less digits than its factorization.

200412230220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25893111 (or 25893106 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

Adding to 200412230220 its reverse (22032214002), we get a palindrome (222444444222).

The spelling of 200412230220 in words is "two hundred billion, four hundred twelve million, two hundred thirty thousand, two hundred twenty".

Divisors: 1 2 3 4 5 6 9 10 12 15 18 20 30 36 43 45 60 86 90 129 172 180 215 258 387 430 516 645 774 860 1290 1548 1935 2580 3870 7740 25893053 51786106 77679159 103572212 129465265 155358318 233037477 258930530 310716636 388395795 466074954 517861060 776791590 932149908 1113401279 1165187385 1553583180 2226802558 2330374770 3340203837 4453605116 4660749540 5567006395 6680407674 10020611511 11134012790 13360815348 16701019185 20041223022 22268025580 33402038370 40082446044 50103057555 66804076740 100206115110 200412230220