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30201258 = 235033543
BaseRepresentation
bin111001100110…
…1010110101010
32002211101100010
41303031112222
530212420013
62555152350
7514464213
oct163152652
962741303
1030201258
111605871a
12a1456b6
136345789
14402240a
1529b87c3
hex1ccd5aa

30201258 has 8 divisors (see below), whose sum is σ = 60402528. Its totient is φ = 10067084.

The previous prime is 30201253. The next prime is 30201263. The reversal of 30201258 is 85210203.

It is an interprime number because it is at equal distance from previous prime (30201253) and next prime (30201263).

It is a sphenic number, since it is the product of 3 distinct primes.

30201258 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (30201251) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2516766 + ... + 2516777.

It is an arithmetic number, because the mean of its divisors is an integer number (7550316).

Almost surely, 230201258 is an apocalyptic number.

30201258 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

30201258 is a wasteful number, since it uses less digits than its factorization.

30201258 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5033548.

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 30201258 is about 5495.5671226908. The cubic root of 30201258 is about 311.4165418939.

It can be divided in two parts, 3020 and 1258, that added together give a triangular number (4278 = T92).

The spelling of 30201258 in words is "thirty million, two hundred one thousand, two hundred fifty-eight".

Divisors: 1 2 3 6 5033543 10067086 15100629 30201258