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200015054140 = 225111753479961
BaseRepresentation
bin1011101001000111010…
…0111000010100111100
3201010021101121111220011
42322101310320110330
511234112323213030
6231515144433004
720310362623426
oct2722164702474
9633241544804
10200015054140
117790a313640
1232920778764
1315b27490355
1499760bd816
155309949b2a
hex2e91d3853c

200015054140 has 48 divisors (see below), whose sum is σ = 485170215264. Its totient is φ = 68454348800.

The previous prime is 200015054131. The next prime is 200015054143. The reversal of 200015054140 is 41450510002.

200015054140 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×2000150541402 (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200015054143) 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 15 ways as a sum of consecutive naturals, for example, 26736241 + ... + 26743720.

It is an arithmetic number, because the mean of its divisors is an integer number (10107712818).

Almost surely, 2200015054140 is an apocalyptic number.

200015054140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200015054140 is an abundant number, since it is smaller than the sum of its proper divisors (285155161124).

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

200015054140 is a wasteful number, since it uses less digits than its factorization.

200015054140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53479998 (or 53479996 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 22.

Adding to 200015054140 its reverse (41450510002), we get a palindrome (241465564142).

The spelling of 200015054140 in words is "two hundred billion, fifteen million, fifty-four thousand, one hundred forty".

Divisors: 1 2 4 5 10 11 17 20 22 34 44 55 68 85 110 170 187 220 340 374 748 935 1870 3740 53479961 106959922 213919844 267399805 534799610 588279571 909159337 1069599220 1176559142 1818318674 2353118284 2941397855 3636637348 4545796685 5882795710 9091593370 10000752707 11765591420 18183186740 20001505414 40003010828 50003763535 100007527070 200015054140