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61414176681 = 321113374389337
BaseRepresentation
bin111001001100100100…
…011111011110101001
312212112001121102110100
4321030210133132221
52001234012123211
644114022540013
74302620613534
oct711444373651
9185461542410
1061414176681
1124055779a20
12ba9b597609
135a39730620
142d88615a1b
1518e6998156
hexe4c91f7a9

61414176681 has 192 divisors, whose sum is σ = 111083132160. Its totient is φ = 32188907520.

The previous prime is 61414176631. The next prime is 61414176689. The reversal of 61414176681 is 18667141416.

61414176681 is a `hidden beast` number, since 6 + 1 + 414 + 176 + 68 + 1 = 666.

It is not a de Polignac number, because 61414176681 - 218 = 61413914537 is a prime.

It is a super-2 number, since 2×614141766812 (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (61414176689) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 182237745 + ... + 182238081.

It is an arithmetic number, because the mean of its divisors is an integer number (578557980).

Almost surely, 261414176681 is an apocalyptic number.

It is an amenable number.

61414176681 is a deficient number, since it is larger than the sum of its proper divisors (49668955479).

61414176681 is a wasteful number, since it uses less digits than its factorization.

61414176681 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 536 (or 533 counting only the distinct ones).

The product of its digits is 193536, while the sum is 45.

The spelling of 61414176681 in words is "sixty-one billion, four hundred fourteen million, one hundred seventy-six thousand, six hundred eighty-one".