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10215231053 = 891312233929
BaseRepresentation
bin10011000001110000…
…00000111001001101
3222100220202111121212
421200320000321031
5131410044343203
64405351504205
7511100013506
oct114070007115
928326674555
1010215231053
114372260315
121b91088065
13c6a478321
146cc98bbad
153ebc251d8
hex260e00e4d

10215231053 has 16 divisors (see below), whose sum is σ = 10458201600. Its totient is φ = 9975863040.

The previous prime is 10215230999. The next prime is 10215231083. The reversal of 10215231053 is 35013251201.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 10215231053 - 228 = 9946795597 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10215231083) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2597993 + ... + 2601921.

It is an arithmetic number, because the mean of its divisors is an integer number (653637600).

Almost surely, 210215231053 is an apocalyptic number.

It is an amenable number.

10215231053 is a deficient number, since it is larger than the sum of its proper divisors (242970547).

10215231053 is a wasteful number, since it uses less digits than its factorization.

10215231053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4372.

The product of its (nonzero) digits is 900, while the sum is 23.

Adding to 10215231053 its reverse (35013251201), we get a palindrome (45228482254).

The spelling of 10215231053 in words is "ten billion, two hundred fifteen million, two hundred thirty-one thousand, fifty-three".

Divisors: 1 89 131 223 3929 11659 19847 29213 349681 514699 876167 2599957 45808211 77978863 114777877 10215231053