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235405030 = 2573362929
BaseRepresentation
bin11100000011111…
…11111011100110
3121101221210222211
432001333323212
5440230430110
635205314034
75555624020
oct1601777346
9541853884
10235405030
11110975313
1266a0591a
1339a02523
142339b010
15159ee98a
hexe07fee6

235405030 has 16 divisors (see below), whose sum is σ = 484261920. Its totient is φ = 80710272.

The previous prime is 235404997. The next prime is 235405031. The reversal of 235405030 is 30504532.

It is a junction number, because it is equal to n+sod(n) for n = 235404992 and 235405010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (235405031) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1681395 + ... + 1681534.

It is an arithmetic number, because the mean of its divisors is an integer number (30266370).

Almost surely, 2235405030 is an apocalyptic number.

235405030 is an abundant number, since it is smaller than the sum of its proper divisors (248856890).

235405030 is a wasteful number, since it uses less digits than its factorization.

235405030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3362943.

The product of its (nonzero) digits is 1800, while the sum is 22.

The square root of 235405030 is about 15342.9146513953. The cubic root of 235405030 is about 617.4549066384.

Adding to 235405030 its reverse (30504532), we get a palindrome (265909562).

The spelling of 235405030 in words is "two hundred thirty-five million, four hundred five thousand, thirty".

Divisors: 1 2 5 7 10 14 35 70 3362929 6725858 16814645 23540503 33629290 47081006 117702515 235405030