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23061260 = 2251153063
BaseRepresentation
bin101011111111…
…0001100001100
31121101122002202
41113332030030
521400430020
62142141032
7400005665
oct127761414
947348082
1023061260
11120212a2
127881778
134a15921
1430c436c
152057e75
hex15fe30c

23061260 has 12 divisors (see below), whose sum is σ = 48428688. Its totient is φ = 9224496.

The previous prime is 23061253. The next prime is 23061277. The reversal of 23061260 is 6216032.

It is a Harshad number since it is a multiple of its sum of digits (20), and also a Moran number because the ratio is a prime number: 1153063 = 23061260 / (2 + 3 + 0 + 6 + 1 + 2 + 6 + 0).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 576512 + ... + 576551.

It is an arithmetic number, because the mean of its divisors is an integer number (4035724).

Almost surely, 223061260 is an apocalyptic number.

23061260 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23061260 is an abundant number, since it is smaller than the sum of its proper divisors (25367428).

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

23061260 is a wasteful number, since it uses less digits than its factorization.

23061260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1153072 (or 1153070 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 23061260 is about 4802.2140726961. The cubic root of 23061260 is about 284.6389600819.

Adding to 23061260 its reverse (6216032), we get a palindrome (29277292).

The spelling of 23061260 in words is "twenty-three million, sixty-one thousand, two hundred sixty".

Divisors: 1 2 4 5 10 20 1153063 2306126 4612252 5765315 11530630 23061260