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230154052 = 2257538513
BaseRepresentation
bin11011011011111…
…01111101000100
3121001002001000011
431231331331010
5432404412202
634501000004
75463164032
oct1555757504
9531061004
10230154052
11108a09167
12650b3004
13388b443b
14227d1552
1515313bd7
hexdb7df44

230154052 has 6 divisors (see below), whose sum is σ = 402769598. Its totient is φ = 115077024.

The previous prime is 230153999. The next prime is 230154061. The reversal of 230154052 is 250451032.

It can be written as a sum of positive squares in only one way, i.e., 211004676 + 19149376 = 14526^2 + 4376^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28769253 + ... + 28769260.

Almost surely, 2230154052 is an apocalyptic number.

It is an amenable number.

230154052 is a deficient number, since it is larger than the sum of its proper divisors (172615546).

230154052 is a wasteful number, since it uses less digits than its factorization.

230154052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57538517 (or 57538515 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 230154052 is about 15170.8289819640. The cubic root of 230154052 is about 612.8293290448.

The spelling of 230154052 in words is "two hundred thirty million, one hundred fifty-four thousand, fifty-two".

Divisors: 1 2 4 57538513 115077026 230154052