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42837692592601 = 17243928772
BaseRepresentation
bin10011011110101111011010…
…11100110011000111011001
312121200020120110011200212101
421233113231130303013121
521103323043300430401
6231035210404443401
712010630646102254
oct1157275534630731
9177606513150771
1042837692592601
11127163aa768325
12497a2946a9561
131ab9766ac111a
14a814d926209b
154e449013c101
hex26f5ed7331d9

42837692592601 has 27 divisors (see below), whose sum is σ = 45661743892989. Its totient is φ = 40180120449408.

The previous prime is 42837692592589. The next prime is 42837692592623. The reversal of 42837692592601 is 10629529673824.

The square root of 42837692592601 is 6545051.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 16636193405001 + 26201499187600 = 4078749^2 + 5118740^2 .

It is not a de Polignac number, because 42837692592601 - 29 = 42837692592089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42837692592671) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 48845715175 + ... + 48845716051.

It is a 1-persistent number, because it is pandigital, but 2⋅42837692592601 = 85675385185202 is not.

Almost surely, 242837692592601 is an apocalyptic number.

42837692592601 is the 6545051-st square number.

42837692592601 is the 3272526-th centered octagonal number.

It is an amenable number.

42837692592601 is a deficient number, since it is larger than the sum of its proper divisors (2824051300388).

42837692592601 is an frugal number, since it uses more digits than its factorization.

42837692592601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2666 (or 1333 counting only the distinct ones).

The product of its (nonzero) digits is 78382080, while the sum is 64.

The spelling of 42837692592601 in words is "forty-two trillion, eight hundred thirty-seven billion, six hundred ninety-two million, five hundred ninety-two thousand, six hundred one".

Divisors: 1 17 289 439 877 7463 14909 126871 192721 253453 385003 769129 3276257 6545051 13075193 55696369 111265867 169016317 222278281 337647631 2873277389 5740009727 48845715613 97580165359 148227310009 2519864270153 42837692592601