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230355741 = 371123191227
BaseRepresentation
bin11011011101011…
…11001100011101
3121001110021200010
431232233030131
5432432340431
634505153433
75464664040
oct1556571435
9531407603
10230355741
11109036750
126518b879
1338955195
1422844c57
1515353846
hexdbaf31d

230355741 has 64 divisors (see below), whose sum is σ = 403439616. Its totient is φ = 113361600.

The previous prime is 230355731. The next prime is 230355743. The reversal of 230355741 is 147553032.

It is not a de Polignac number, because 230355741 - 211 = 230353693 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 230355699 and 230355708.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230355743) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1014670 + ... + 1014896.

It is an arithmetic number, because the mean of its divisors is an integer number (6303744).

Almost surely, 2230355741 is an apocalyptic number.

230355741 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

230355741 is a deficient number, since it is larger than the sum of its proper divisors (173083875).

230355741 is a wasteful number, since it uses less digits than its factorization.

230355741 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 462.

The product of its (nonzero) digits is 12600, while the sum is 30.

The square root of 230355741 is about 15177.4747899642. The cubic root of 230355741 is about 613.0082886682.

The spelling of 230355741 in words is "two hundred thirty million, three hundred fifty-five thousand, seven hundred forty-one".

Divisors: 1 3 7 11 21 23 33 69 77 161 191 227 231 253 483 573 681 759 1337 1589 1771 2101 2497 4011 4393 4767 5221 5313 6303 7491 13179 14707 15663 17479 30751 36547 43357 44121 48323 52437 57431 92253 109641 130071 144969 172293 303499 338261 402017 476927 910497 997211 1014783 1206051 1430781 2991633 3338489 6980477 10015467 10969321 20941431 32907963 76785247 230355741