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230454413 = 7591374073
BaseRepresentation
bin11011011110001…
…11010010001101
3121001122022000122
431233013102031
5432444020123
634511234325
75465554520
oct1557072215
9531568018
10230454413
111090a38a2
12652189a5
133898b077
142286cbb7
1515372bc8
hexdbc748d

230454413 has 16 divisors (see below), whose sum is σ = 269861760. Its totient is φ = 192719616.

The previous prime is 230454409. The next prime is 230454487. The reversal of 230454413 is 314454032.

It is a cyclic number.

It is not a de Polignac number, because 230454413 - 22 = 230454409 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230454493) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54545 + ... + 58617.

It is an arithmetic number, because the mean of its divisors is an integer number (16866360).

Almost surely, 2230454413 is an apocalyptic number.

It is an amenable number.

230454413 is a deficient number, since it is larger than the sum of its proper divisors (39407347).

230454413 is a wasteful number, since it uses less digits than its factorization.

230454413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4276.

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 230454413 is about 15180.7250485608. The cubic root of 230454413 is about 613.0958027587.

The spelling of 230454413 in words is "two hundred thirty million, four hundred fifty-four thousand, four hundred thirteen".

Divisors: 1 7 59 137 413 959 4073 8083 28511 56581 240307 558001 1682149 3906007 32922059 230454413