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468689541 = 31779116329
BaseRepresentation
bin11011111011111…
…010001010000101
31012122220220011220
4123323322022011
51424441031131
6114301350553
714420536545
oct3373721205
91178826156
10468689541
11220621431
12110b68459
13761417b8
1446365325
152b230e96
hex1befa285

468689541 has 16 divisors (see below), whose sum is σ = 670060800. Its totient is φ = 290354688.

The previous prime is 468689537. The next prime is 468689567. The reversal of 468689541 is 145986864.

It is not a de Polignac number, because 468689541 - 22 = 468689537 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (468689521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54136 + ... + 62193.

It is an arithmetic number, because the mean of its divisors is an integer number (41878800).

Almost surely, 2468689541 is an apocalyptic number.

It is an amenable number.

468689541 is a deficient number, since it is larger than the sum of its proper divisors (201371259).

468689541 is a wasteful number, since it uses less digits than its factorization.

468689541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116428.

The product of its digits is 1658880, while the sum is 51.

The square root of 468689541 is about 21649.2388087896. The cubic root of 468689541 is about 776.7747276889.

The spelling of 468689541 in words is "four hundred sixty-eight million, six hundred eighty-nine thousand, five hundred forty-one".

Divisors: 1 3 17 51 79 237 1343 4029 116329 348987 1977593 5932779 9189991 27569973 156229847 468689541