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1534368864 = 253717197069
BaseRepresentation
bin101101101110100…
…1001110001100000
310221221012000101110
41123131021301200
511120244300424
6412130503320
753010630420
oct13335116140
93857160343
101534368864
11718125046
12369a34b40
131b5b66992
14107acc480
158ea87c29
hex5b749c60

1534368864 has 192 divisors, whose sum is σ = 5131123200. Its totient is φ = 390832128.

The previous prime is 1534368863. The next prime is 1534368887. The reversal of 1534368864 is 4688634351.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1534368863) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 213522 + ... + 220590.

It is an arithmetic number, because the mean of its divisors is an integer number (26724600).

Almost surely, 21534368864 is an apocalyptic number.

1534368864 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1534368864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2565561600).

1534368864 is an abundant number, since it is smaller than the sum of its proper divisors (3596754336).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1534368864 is a wasteful number, since it uses less digits than its factorization.

1534368864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7125 (or 7117 counting only the distinct ones).

The product of its digits is 1658880, while the sum is 48.

The square root of 1534368864 is about 39171.0207168514. The cubic root of 1534368864 is about 1153.3910905472.

The spelling of 1534368864 in words is "one billion, five hundred thirty-four million, three hundred sixty-eight thousand, eight hundred sixty-four".