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230153042 = 27192337619
BaseRepresentation
bin11011011011111…
…01101101010010
3121001001222121202
431231331231102
5432404344132
634500551202
75463161060
oct1555755522
9531058552
10230153042
11108a08429
12650b2502
13388b3b42
14227d1030
1515313762
hexdb7db52

230153042 has 32 divisors (see below), whose sum is σ = 433382400. Its totient is φ = 89380368.

The previous prime is 230153029. The next prime is 230153057. The reversal of 230153042 is 240351032.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12692 + ... + 24927.

It is an arithmetic number, because the mean of its divisors is an integer number (13543200).

Almost surely, 2230153042 is an apocalyptic number.

230153042 is a deficient number, since it is larger than the sum of its proper divisors (203229358).

230153042 is a wasteful number, since it uses less digits than its factorization.

230153042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37670.

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 230153042 is about 15170.7956943596. The cubic root of 230153042 is about 612.8284326039.

The spelling of 230153042 in words is "two hundred thirty million, one hundred fifty-three thousand, forty-two".

Divisors: 1 2 7 14 19 23 38 46 133 161 266 322 437 874 3059 6118 37619 75238 263333 526666 714761 865237 1429522 1730474 5003327 6056659 10006654 12113318 16439503 32879006 115076521 230153042