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64141254342 = 23211323945729
BaseRepresentation
bin111011101111000111…
…011101111011000110
320010120010002022201200
4323233013131323012
52022330130114332
645244401403330
74430323444344
oct735707357306
9203503068650
1064141254342
112522507a810
1210520939546
136082707b49
143166896994
151a060cb17c
hexeef1ddec6

64141254342 has 24 divisors (see below), whose sum is σ = 151606601640. Its totient is φ = 19436743680.

The previous prime is 64141254323. The next prime is 64141254343. The reversal of 64141254342 is 24345214146.

64141254342 is a `hidden beast` number, since 64 + 1 + 4 + 1 + 254 + 342 = 666.

It is a super-2 number, since 2×641412543422 (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 64141254297 and 64141254306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64141254343) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 161972667 + ... + 161973062.

It is an arithmetic number, because the mean of its divisors is an integer number (6316941735).

Almost surely, 264141254342 is an apocalyptic number.

64141254342 is an abundant number, since it is smaller than the sum of its proper divisors (87465347298).

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

64141254342 is a wasteful number, since it uses less digits than its factorization.

64141254342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 323945748 (or 323945745 counting only the distinct ones).

The product of its digits is 92160, while the sum is 36.

Adding to 64141254342 its reverse (24345214146), we get a palindrome (88486468488).

The spelling of 64141254342 in words is "sixty-four billion, one hundred forty-one million, two hundred fifty-four thousand, three hundred forty-two".

Divisors: 1 2 3 6 9 11 18 22 33 66 99 198 323945729 647891458 971837187 1943674374 2915511561 3563403019 5831023122 7126806038 10690209057 21380418114 32070627171 64141254342