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10303123000 = 235311039341
BaseRepresentation
bin10011001100001110…
…10010111000111000
3222121001010212201011
421212013102320320
5132100044414000
64422211403304
7513215046322
oct114607227070
928531125634
1010303123000
114407931895
121bb65b3534
13c8273c8b1
146da50a612
154047d72ba
hex2661d2e38

10303123000 has 64 divisors (see below), whose sum is σ = 24133749120. Its totient is φ = 4117072000.

The previous prime is 10303122961. The next prime is 10303123007. The reversal of 10303123000 is 32130301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10303123007) 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, 1098330 + ... + 1107670.

It is an arithmetic number, because the mean of its divisors is an integer number (377089830).

Almost surely, 210303123000 is an apocalyptic number.

10303123000 is a gapful number since it is divisible by the number (10) 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 10303123000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12066874560).

10303123000 is an abundant number, since it is smaller than the sum of its proper divisors (13830626120).

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

10303123000 is a wasteful number, since it uses less digits than its factorization.

10303123000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10465 (or 10451 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 13.

Adding to 10303123000 its reverse (32130301), we get a palindrome (10335253301).

The spelling of 10303123000 in words is "ten billion, three hundred three million, one hundred twenty-three thousand".

Divisors: 1 2 4 5 8 10 20 25 40 50 100 125 200 250 500 1000 1103 2206 4412 5515 8824 9341 11030 18682 22060 27575 37364 44120 46705 55150 74728 93410 110300 137875 186820 220600 233525 275750 373640 467050 551500 934100 1103000 1167625 1868200 2335250 4670500 9341000 10303123 20606246 41212492 51515615 82424984 103031230 206062460 257578075 412124920 515156150 1030312300 1287890375 2060624600 2575780750 5151561500 10303123000