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53404401200 = 2452149896047
BaseRepresentation
bin110001101111001001…
…100111111000110000
312002211211210200010012
4301233021213320300
51333333011314300
640311133354052
73600260630453
oct615711477060
9162754720105
1053404401200
1120715435067
12a425038928
135061176bc7
14282892549a
1515c86bb435
hexc6f267e30

53404401200 has 60 divisors (see below), whose sum is σ = 129165319200. Its totient is φ = 21218369280.

The previous prime is 53404401191. The next prime is 53404401203. The reversal of 53404401200 is 210440435.

It is a super-2 number, since 2×534044012002 (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (53404401203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 388424 + ... + 507623.

It is an arithmetic number, because the mean of its divisors is an integer number (2152755320).

Almost surely, 253404401200 is an apocalyptic number.

53404401200 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

53404401200 is an abundant number, since it is smaller than the sum of its proper divisors (75760918000).

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

53404401200 is a wasteful number, since it uses less digits than its factorization.

53404401200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 896214 (or 896203 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 23.

Adding to 53404401200 its reverse (210440435), we get a palindrome (53614841635).

The spelling of 53404401200 in words is "fifty-three billion, four hundred four million, four hundred one thousand, two hundred".

Divisors: 1 2 4 5 8 10 16 20 25 40 50 80 100 149 200 298 400 596 745 1192 1490 2384 2980 3725 5960 7450 11920 14900 29800 59600 896047 1792094 3584188 4480235 7168376 8960470 14336752 17920940 22401175 35841880 44802350 71683760 89604700 133511003 179209400 267022006 358418800 534044012 667555015 1068088024 1335110030 2136176048 2670220060 3337775075 5340440120 6675550150 10680880240 13351100300 26702200600 53404401200