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54031413051 = 32721147236983
BaseRepresentation
bin110010010100100001…
…011110111100111011
312011110112122011200100
4302110201132330323
51341124020204201
640453252410443
73621643301400
oct622441367473
9164415564610
1054031413051
1120a07362380
12a57b016a23
13513103c635
142887d002a7
151613772886
hexc9485ef3b

54031413051 has 72 divisors (see below), whose sum is σ = 101148562944. Its totient is φ = 27470953440.

The previous prime is 54031413049. The next prime is 54031413053. The reversal of 54031413051 is 15031413045.

It is a happy number.

54031413051 is a `hidden beast` number, since 5 + 40 + 314 + 1 + 305 + 1 = 666.

It is an interprime number because it is at equal distance from previous prime (54031413049) and next prime (54031413053).

It is not a de Polignac number, because 54031413051 - 21 = 54031413049 is a prime.

It is not an unprimeable number, because it can be changed into a prime (54031413053) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 109506 + ... + 346488.

It is an arithmetic number, because the mean of its divisors is an integer number (1404841152).

Almost surely, 254031413051 is an apocalyptic number.

54031413051 is a deficient number, since it is larger than the sum of its proper divisors (47117149893).

54031413051 is a wasteful number, since it uses less digits than its factorization.

54031413051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 237061 (or 237051 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

Adding to 54031413051 its reverse (15031413045), we get a palindrome (69062826096).

The spelling of 54031413051 in words is "fifty-four billion, thirty-one million, four hundred thirteen thousand, fifty-one".

Divisors: 1 3 7 9 11 21 33 47 49 63 77 99 141 147 231 329 423 441 517 539 693 987 1551 1617 2303 2961 3619 4653 4851 6909 10857 20727 25333 32571 75999 227997 236983 710949 1658881 2132847 2606813 4976643 7820439 11138201 11612167 14929929 18247691 23461317 33414603 34836501 54743073 77967407 100243809 104509503 122520211 127733837 164229219 233902221 367560633 383201511 545771849 701706663 857641477 1102681899 1149604533 1637315547 2572924431 4911946641 6003490339 7718773293 18010471017 54031413051