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230087541 = 3733310459
BaseRepresentation
bin11011011011011…
…01101101110101
3121000221122202210
431231231231311
5432400300131
634455324033
75462466105
oct1555555565
9530848683
10230087541
111089731a2
1265080619
1338890098
14227b5205
15152ee146
hexdb6db75

230087541 has 8 divisors (see below), whose sum is σ = 306854560. Its totient is φ = 153356112.

The previous prime is 230087519. The next prime is 230087563. The reversal of 230087541 is 145780032.

It is an interprime number because it is at equal distance from previous prime (230087519) and next prime (230087563).

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

It is not a de Polignac number, because 230087541 - 213 = 230079349 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 230087499 and 230087508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230087041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16770 + ... + 27228.

It is an arithmetic number, because the mean of its divisors is an integer number (38356820).

Almost surely, 2230087541 is an apocalyptic number.

It is an amenable number.

230087541 is a deficient number, since it is larger than the sum of its proper divisors (76767019).

230087541 is a wasteful number, since it uses less digits than its factorization.

230087541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17795.

The product of its (nonzero) digits is 6720, while the sum is 30.

The square root of 230087541 is about 15168.6367548307. The cubic root of 230087541 is about 612.7702905905.

The spelling of 230087541 in words is "two hundred thirty million, eighty-seven thousand, five hundred forty-one".

Divisors: 1 3 7333 10459 21999 31377 76695847 230087541