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56036381541 = 3719318354583
BaseRepresentation
bin110100001100000001…
…110101001101100101
312100122021100010101120
4310030001311031211
51404230303202131
641424234044153
74022430245520
oct641401651545
9170567303346
1056036381541
1121846092928
12aa3a579659
13539053631a
1429d82cdbb7
1516ce7b7496
hexd0c075365

56036381541 has 64 divisors (see below), whose sum is σ = 93901946880. Its totient is φ = 29002691520.

The previous prime is 56036381519. The next prime is 56036381593. The reversal of 56036381541 is 14518363065.

It is not a de Polignac number, because 56036381541 - 26 = 56036381477 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 56036381493 and 56036381502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56036581541) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 999336 + ... + 1053918.

It is an arithmetic number, because the mean of its divisors is an integer number (1467217920).

Almost surely, 256036381541 is an apocalyptic number.

It is an amenable number.

56036381541 is a deficient number, since it is larger than the sum of its proper divisors (37865565339).

56036381541 is a wasteful number, since it uses less digits than its factorization.

56036381541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54726.

The product of its (nonzero) digits is 259200, while the sum is 42.

The spelling of 56036381541 in words is "fifty-six billion, thirty-six million, three hundred eighty-one thousand, five hundred forty-one".

Divisors: 1 3 7 19 21 31 57 83 93 133 217 249 399 581 589 651 1577 1743 1767 2573 4123 4731 7719 11039 12369 18011 33117 48887 54033 54583 146661 163749 342209 382081 1026627 1037077 1146243 1692073 3111231 4530389 5076219 7259539 11844511 13591167 21778617 31712723 32149387 35533533 86077391 95138169 96448161 140442059 225045709 258232173 421326177 602541737 675137127 983094413 1807625211 2668399121 2949283239 8005197363 18678793847 56036381541