Search a number
-
+
57124132404451 = 7229101398019331
BaseRepresentation
bin11001111110100001111111…
…00111101011110011100011
321111021000101000010202020021
430333100333213223303203
524441410210343420301
6321254244131054311
715014040152624200
oct1477207747536343
9244230330122207
1057124132404451
1117224232579142
1264a7058441397
1325b4a234053a8
141016b73924ca7
15690de2ee08a1
hex33f43f9ebce3

57124132404451 has 24 divisors (see below), whose sum is σ = 69422531887440. Its totient is φ = 46807073208000.

The previous prime is 57124132404431. The next prime is 57124132404457. The reversal of 57124132404451 is 15440423142175.

It is not a de Polignac number, because 57124132404451 - 29 = 57124132403939 is a prime.

It is a super-2 number, since 2×571241324044512 (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 57124132404398 and 57124132404407.

It is not an unprimeable number, because it can be changed into a prime (57124132404457) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 198866145 + ... + 199153186.

It is an arithmetic number, because the mean of its divisors is an integer number (2892605495310).

Almost surely, 257124132404451 is an apocalyptic number.

57124132404451 is a deficient number, since it is larger than the sum of its proper divisors (12298399482989).

57124132404451 is a wasteful number, since it uses less digits than its factorization.

57124132404451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 398019475 (or 398019468 counting only the distinct ones).

The product of its (nonzero) digits is 537600, while the sum is 43.

The spelling of 57124132404451 in words is "fifty-seven trillion, one hundred twenty-four billion, one hundred thirty-two million, four hundred four thousand, four hundred fifty-one".

Divisors: 1 7 29 49 101 203 707 1421 2929 4949 20503 143521 398019331 2786135317 11542560599 19502947219 40199952431 80797924193 281399667017 565585469351 1165798620499 1969797669119 8160590343493 57124132404451