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10238943 = 3111329823
BaseRepresentation
bin100111000011…
…101111011111
3201021012012010
4213003233133
510110121233
61003242303
7153013101
oct47035737
921235163
1010238943
115863740
123519393
132176560
141507571
15d73b63
hex9c3bdf

10238943 has 32 divisors (see below), whose sum is σ = 16611840. Its totient is φ = 5523840.

The previous prime is 10238941. The next prime is 10238951. The reversal of 10238943 is 34983201.

It is not a de Polignac number, because 10238943 - 21 = 10238941 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10238943.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10238941) 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, 12030 + ... + 12852.

It is an arithmetic number, because the mean of its divisors is an integer number (519120).

Almost surely, 210238943 is an apocalyptic number.

10238943 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

10238943 is a deficient number, since it is larger than the sum of its proper divisors (6372897).

10238943 is a wasteful number, since it uses less digits than its factorization.

10238943 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 879.

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 10238943 is about 3199.8348394878. The cubic root of 10238943 is about 217.1459373533.

The spelling of 10238943 in words is "ten million, two hundred thirty-eight thousand, nine hundred forty-three".

Divisors: 1 3 11 13 29 33 39 87 143 319 377 429 823 957 1131 2469 4147 9053 10699 12441 23867 27159 32097 71601 117689 262537 310271 353067 787611 930813 3412981 10238943