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10245344520 = 233594190731
BaseRepresentation
bin10011000101010101…
…11000110100001000
3222110000102102112110
421202222320310020
5131440302011040
64412345142320
7511613664045
oct114252706410
928400372473
1010245344520
114388258a84
121b9b18a9a0
13c7378cb48
146d298a1cc
153ee6c2980
hex262ab8d08

10245344520 has 64 divisors (see below), whose sum is σ = 30769035840. Its totient is φ = 2729158400.

The previous prime is 10245344497. The next prime is 10245344533. The reversal of 10245344520 is 2544354201.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 67555 + ... + 158285.

It is an arithmetic number, because the mean of its divisors is an integer number (480766185).

Almost surely, 210245344520 is an apocalyptic number.

10245344520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10245344520 is an abundant number, since it is smaller than the sum of its proper divisors (20523691320).

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

10245344520 is a wasteful number, since it uses less digits than its factorization.

10245344520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91686 (or 91682 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 30.

Adding to 10245344520 its reverse (2544354201), we get a palindrome (12789698721).

The spelling of 10245344520 in words is "ten billion, two hundred forty-five million, three hundred forty-four thousand, five hundred twenty".

Divisors: 1 2 3 4 5 6 8 10 12 15 20 24 30 40 60 120 941 1882 2823 3764 4705 5646 7528 9410 11292 14115 18820 22584 28230 37640 56460 90731 112920 181462 272193 362924 453655 544386 725848 907310 1088772 1360965 1814620 2177544 2721930 3629240 5443860 10887720 85377871 170755742 256133613 341511484 426889355 512267226 683022968 853778710 1024534452 1280668065 1707557420 2049068904 2561336130 3415114840 5122672260 10245344520