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10200672730 = 2523471078819
BaseRepresentation
bin10011000000000000…
…11110100111011010
3222022220100212100201
421200000132213122
5131342333011410
64404111452414
7510532200433
oct114000364732
928286325321
1010200672730
114365017446
121b8822710a
13c6744ba31
146caa7c48a
153ea7eb83a
hex26001e9da

10200672730 has 64 divisors (see below), whose sum is σ = 19752284160. Its totient is φ = 3783697984.

The previous prime is 10200672697. The next prime is 10200672731. The reversal of 10200672730 is 3727600201.

It is not an unprimeable number, because it can be changed into a prime (10200672731) 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, 1152261 + ... + 1161079.

It is an arithmetic number, because the mean of its divisors is an integer number (308629440).

Almost surely, 210200672730 is an apocalyptic number.

10200672730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10200672730 is a deficient number, since it is larger than the sum of its proper divisors (9551611430).

10200672730 is a wasteful number, since it uses less digits than its factorization.

10200672730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9003.

The product of its (nonzero) digits is 3528, while the sum is 28.

The spelling of 10200672730 in words is "ten billion, two hundred million, six hundred seventy-two thousand, seven hundred thirty".

Divisors: 1 2 5 10 23 46 47 94 107 115 214 230 235 470 535 1070 1081 2162 2461 4922 5029 5405 8819 10058 10810 12305 17638 24610 25145 44095 50290 88190 115667 202837 231334 405674 414493 578335 828986 943633 1014185 1156670 1887266 2028370 2072465 4144930 4718165 9436330 9533339 19066678 21703559 43407118 44350751 47666695 88701502 95333390 108517795 217035590 221753755 443507510 1020067273 2040134546 5100336365 10200672730