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10056172001688 = 2332139669055579
BaseRepresentation
bin1001001001010110001010…
…0011110101100110011000
31022121100201220202121002100
42102111202203311212120
52304230020013023223
633215424110003400
72055351213442131
oct222254243654630
938540656677070
1010056172001688
113227886a2730a
121164b537a6560
1357c3a67c7447
1426aa15442c88
151268b6599043
hex925628f5998

10056172001688 has 24 divisors (see below), whose sum is σ = 27235465838100. Its totient is φ = 3352057333872.

The previous prime is 10056172001677. The next prime is 10056172001731. The reversal of 10056172001688 is 88610027165001.

10056172001688 is a `hidden beast` number, since 1 + 0 + 0 + 5 + 617 + 20 + 0 + 1 + 6 + 8 + 8 = 666.

It is a tau number, because it is divible by the number of its divisors (24).

It is a super-2 number, since 2×100561720016882 (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 69834527718 + ... + 69834527861.

Almost surely, 210056172001688 is an apocalyptic number.

10056172001688 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

10056172001688 is an abundant number, since it is smaller than the sum of its proper divisors (17179293836412).

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

10056172001688 is a wasteful number, since it uses less digits than its factorization.

10056172001688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139669055591 (or 139669055584 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 45.

Adding to 10056172001688 its reverse (88610027165001), we get a palindrome (98666199166689).

The spelling of 10056172001688 in words is "ten trillion, fifty-six billion, one hundred seventy-two million, one thousand, six hundred eighty-eight".

Divisors: 1 2 3 4 6 8 9 12 18 24 36 72 139669055579 279338111158 419007166737 558676222316 838014333474 1117352444632 1257021500211 1676028666948 2514043000422 3352057333896 5028086000844 10056172001688