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23006151 = 3271721481
BaseRepresentation
bin101011111000…
…0101111000111
31121021211111200
41113300233013
521342144101
62141033543
7366356220
oct127605707
947254450
1023006151
1111a93953
1278558b3
1349c680c
1430ac247
152046986
hex15f0bc7

23006151 has 24 divisors (see below), whose sum is σ = 40214304. Its totient is φ = 12372480.

The previous prime is 23006149. The next prime is 23006153. The reversal of 23006151 is 15160032.

It is an interprime number because it is at equal distance from previous prime (23006149) and next prime (23006153).

It is not a de Polignac number, because 23006151 - 21 = 23006149 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23006153) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9670 + ... + 11811.

It is an arithmetic number, because the mean of its divisors is an integer number (1675596).

Almost surely, 223006151 is an apocalyptic number.

23006151 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

23006151 is a deficient number, since it is larger than the sum of its proper divisors (17208153).

23006151 is a wasteful number, since it uses less digits than its factorization.

23006151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21511 (or 21508 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 18.

The square root of 23006151 is about 4796.4727665233. The cubic root of 23006151 is about 284.4120473571.

Adding to 23006151 its reverse (15160032), we get a palindrome (38166183).

The spelling of 23006151 in words is "twenty-three million, six thousand, one hundred fifty-one".

Divisors: 1 3 7 9 17 21 51 63 119 153 357 1071 21481 64443 150367 193329 365177 451101 1095531 1353303 2556239 3286593 7668717 23006151