Search a number
-
+
690886051579341 = 32195427939280531
BaseRepresentation
bin1001110100010110110111000…
…1101011110100010111001101
310100121020001122211100100101100
42131011231301223310113031
51211023434113201014331
610445220400454333313
7265344604263153162
oct23505556153642715
93317201584310340
10690886051579341
11190157146833012
12655a241895a239
13238673765637b7
14c2870c5a4a069
1554d17e9730ae6
hex2745b71af45cd

690886051579341 has 12 divisors (see below), whose sum is σ = 997947055000480. Its totient is φ = 460590453644040.

The previous prime is 690886051579291. The next prime is 690886051579379. The reversal of 690886051579341 is 143975150688096.

690886051579341 is a `hidden beast` number, since 6 + 9 + 0 + 8 + 8 + 6 + 0 + 5 + 1 + 579 + 3 + 41 = 666.

It is not a de Polignac number, because 690886051579341 - 214 = 690886051562957 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 690886051579341.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (690886051579541) 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, 2051755 + ... + 37228776.

Almost surely, 2690886051579341 is an apocalyptic number.

It is an amenable number.

690886051579341 is a deficient number, since it is larger than the sum of its proper divisors (307061003421139).

690886051579341 is a wasteful number, since it uses less digits than its factorization.

690886051579341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41234816 (or 41234813 counting only the distinct ones).

The product of its (nonzero) digits is 391910400, while the sum is 72.

The spelling of 690886051579341 in words is "six hundred ninety trillion, eight hundred eighty-six billion, fifty-one million, five hundred seventy-nine thousand, three hundred forty-one".

Divisors: 1 3 9 1954279 5862837 17588511 39280531 117841593 353524779 76765116842149 230295350526447 690886051579341