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23247093 = 347792087
BaseRepresentation
bin101100010101…
…1100011110101
31121202002000110
41120223203311
521422401333
62150133233
7401411532
oct130534365
947662013
1023247093
1112138981
127951219
134a7c39c
143131d89
152093063
hex162b8f5

23247093 has 16 divisors (see below), whose sum is σ = 32071680. Its totient is φ = 14969136.

The previous prime is 23247073. The next prime is 23247113. The reversal of 23247093 is 39074232.

It is an interprime number because it is at equal distance from previous prime (23247073) and next prime (23247113).

It is not a de Polignac number, because 23247093 - 25 = 23247061 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 23247093.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23247023) 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, 10096 + ... + 12182.

It is an arithmetic number, because the mean of its divisors is an integer number (2004480).

Almost surely, 223247093 is an apocalyptic number.

It is an amenable number.

23247093 is a deficient number, since it is larger than the sum of its proper divisors (8824587).

23247093 is a wasteful number, since it uses less digits than its factorization.

23247093 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2216.

The product of its (nonzero) digits is 9072, while the sum is 30.

The square root of 23247093 is about 4821.5239292157. The cubic root of 23247093 is about 285.4014778806.

The spelling of 23247093 in words is "twenty-three million, two hundred forty-seven thousand, ninety-three".

Divisors: 1 3 47 79 141 237 2087 3713 6261 11139 98089 164873 294267 494619 7749031 23247093