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61141011210 = 23251394887371
BaseRepresentation
bin111000111100010010…
…011100101100001010
312211211000121011212200
4320330102130230022
52000204044324320
644030544021030
74263063006666
oct707422345412
9184730534780
1061141011210
1123a25563734
12ba24001776
1359c4c69a56
142d602298a6
1518cc9da290
hexe3c49cb0a

61141011210 has 48 divisors (see below), whose sum is σ = 160110306720. Its totient is φ = 16186969440.

The previous prime is 61141011203. The next prime is 61141011223. The reversal of 61141011210 is 1211014116.

61141011210 is a `hidden beast` number, since 611 + 41 + 0 + 1 + 1 + 2 + 10 = 666.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2431176 + ... + 2456195.

It is an arithmetic number, because the mean of its divisors is an integer number (3335631390).

Almost surely, 261141011210 is an apocalyptic number.

61141011210 is an abundant number, since it is smaller than the sum of its proper divisors (98969295510).

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

61141011210 is a wasteful number, since it uses less digits than its factorization.

61141011210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4887523 (or 4887520 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 18.

Adding to 61141011210 its reverse (1211014116), we get a palindrome (62352025326).

The spelling of 61141011210 in words is "sixty-one billion, one hundred forty-one million, eleven thousand, two hundred ten".

Divisors: 1 2 3 5 6 9 10 15 18 30 45 90 139 278 417 695 834 1251 1390 2085 2502 4170 6255 12510 4887371 9774742 14662113 24436855 29324226 43986339 48873710 73310565 87972678 146621130 219931695 439863390 679344569 1358689138 2038033707 3396722845 4076067414 6114101121 6793445690 10190168535 12228202242 20380337070 30570505605 61141011210