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230089544 = 23192815387
BaseRepresentation
bin11011011011011…
…10001101001000
3121000221202111222
431231232031020
5432400331134
634455341212
75462504666
oct1555561510
9530852458
10230089544
11108974753
1265081808
1338890c79
14227b5c36
15152eea2e
hexdb6e348

230089544 has 32 divisors (see below), whose sum is σ = 455824800. Its totient is φ = 108581760.

The previous prime is 230089507. The next prime is 230089547. The reversal of 230089544 is 445980032.

It is not an unprimeable number, because it can be changed into a prime (230089547) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40019 + ... + 45405.

It is an arithmetic number, because the mean of its divisors is an integer number (14244525).

Almost surely, 2230089544 is an apocalyptic number.

It is an amenable number.

230089544 is a deficient number, since it is larger than the sum of its proper divisors (225735256).

230089544 is a wasteful number, since it uses less digits than its factorization.

230089544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5693 (or 5689 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 35.

The square root of 230089544 is about 15168.7027790777. The cubic root of 230089544 is about 612.7720687185.

The spelling of 230089544 in words is "two hundred thirty million, eighty-nine thousand, five hundred forty-four".

Divisors: 1 2 4 8 19 38 76 152 281 562 1124 2248 5339 5387 10678 10774 21356 21548 42712 43096 102353 204706 409412 818824 1513747 3027494 6054988 12109976 28761193 57522386 115044772 230089544