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23025378 = 2317191092
BaseRepresentation
bin101011111010…
…1011011100010
31121022210212210
41113311123202
521343303003
62141302550
7366466245
oct127653342
947283783
1023025378
1111aa7342
127864a56
134a024ac
1430b525c
15204c503
hex15f56e2

23025378 has 48 divisors (see below), whose sum is σ = 51801120. Its totient is φ = 6780672.

The previous prime is 23025377. The next prime is 23025383. The reversal of 23025378 is 87352032.

It is not an unprimeable number, because it can be changed into a prime (23025377) 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, 211188 + ... + 211296.

It is an arithmetic number, because the mean of its divisors is an integer number (1079190).

Almost surely, 223025378 is an apocalyptic number.

23025378 is an abundant number, since it is smaller than the sum of its proper divisors (28775742).

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

23025378 is a wasteful number, since it uses less digits than its factorization.

23025378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 259 (or 150 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 30.

The square root of 23025378 is about 4798.4766332660. The cubic root of 23025378 is about 284.4912561416.

The spelling of 23025378 in words is "twenty-three million, twenty-five thousand, three hundred seventy-eight".

Divisors: 1 2 3 6 17 19 34 38 51 57 102 109 114 218 323 327 646 654 969 1853 1938 2071 3706 4142 5559 6213 11118 11881 12426 23762 35207 35643 70414 71286 105621 201977 211242 225739 403954 451478 605931 677217 1211862 1354434 3837563 7675126 11512689 23025378