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10830500 = 225321661
BaseRepresentation
bin101001010100…
…001010100100
3202101020122122
4221110022210
510233034000
61024045112
7161025542
oct51241244
922336578
1010830500
11612812a
123763798
1323228a5
14161cd92
15e3e085
hexa542a4

10830500 has 24 divisors (see below), whose sum is σ = 23654904. Its totient is φ = 4332000.

The previous prime is 10830473. The next prime is 10830509. The reversal of 10830500 is 503801.

It can be written as a sum of positive squares in 4 ways, for example, as 996004 + 9834496 = 998^2 + 3136^2 .

It is not an unprimeable number, because it can be changed into a prime (10830509) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10331 + ... + 11330.

It is an arithmetic number, because the mean of its divisors is an integer number (985621).

Almost surely, 210830500 is an apocalyptic number.

10830500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10830500 is an abundant number, since it is smaller than the sum of its proper divisors (12824404).

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

10830500 is a wasteful number, since it uses less digits than its factorization.

10830500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21680 (or 21668 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 10830500 is about 3290.9725006448. The cubic root of 10830500 is about 221.2497739047.

The spelling of 10830500 in words is "ten million, eight hundred thirty thousand, five hundred".

Divisors: 1 2 4 5 10 20 25 50 100 125 250 500 21661 43322 86644 108305 216610 433220 541525 1083050 2166100 2707625 5415250 10830500