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10007947810 = 2571051136033
BaseRepresentation
bin10010101001000010…
…10010101000100010
3221211110201102110201
421110201102220202
5130444013312220
64333025015414
7503002103260
oct112441225042
927743642421
1010007947810
114276253353
121b3378456a
13c36540c13
146ad231430
153d892cd0a
hex254852a22

10007947810 has 32 divisors (see below), whose sum is σ = 20607518592. Its totient is φ = 3428006400.

The previous prime is 10007947799. The next prime is 10007947811. The reversal of 10007947810 is 1874970001.

10007947810 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×100079478102 (a number of 21 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (37) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 10007947810.

It is not an unprimeable number, because it can be changed into a prime (10007947811) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5554 + ... + 141586.

It is an arithmetic number, because the mean of its divisors is an integer number (643984956).

Almost surely, 210007947810 is an apocalyptic number.

10007947810 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10007947810 is an abundant number, since it is smaller than the sum of its proper divisors (10599570782).

10007947810 is a wasteful number, since it uses less digits than its factorization.

10007947810 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137098.

The product of its (nonzero) digits is 14112, while the sum is 37.

The spelling of 10007947810 in words is "ten billion, seven million, nine hundred forty-seven thousand, eight hundred ten".

Divisors: 1 2 5 7 10 14 35 70 1051 2102 5255 7357 10510 14714 36785 73570 136033 272066 680165 952231 1360330 1904462 4761155 9522310 142970683 285941366 714853415 1000794781 1429706830 2001589562 5003973905 10007947810