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234168141 = 31931132523
BaseRepresentation
bin11011111010100…
…01111101001101
3121022121222022010
431331101331031
5434421340031
635123011433
75542252644
oct1575217515
9538558263
10234168141
111101aaa99
1266509b79
133968b53c
142315835b
1515858246
hexdf51f4d

234168141 has 16 divisors (see below), whose sum is σ = 339261440. Its totient is φ = 143123760.

The previous prime is 234168107. The next prime is 234168163. The reversal of 234168141 is 141861432.

It is not a de Polignac number, because 234168141 - 227 = 99950413 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 234168099 and 234168108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (234168541) 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, 64495 + ... + 68028.

It is an arithmetic number, because the mean of its divisors is an integer number (21203840).

Almost surely, 2234168141 is an apocalyptic number.

It is an amenable number.

234168141 is a deficient number, since it is larger than the sum of its proper divisors (105093299).

234168141 is a wasteful number, since it uses less digits than its factorization.

234168141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132576.

The product of its digits is 4608, while the sum is 30.

The square root of 234168141 is about 15302.5534143815. The cubic root of 234168141 is about 616.3715756225.

The spelling of 234168141 in words is "two hundred thirty-four million, one hundred sixty-eight thousand, one hundred forty-one".

Divisors: 1 3 19 31 57 93 589 1767 132523 397569 2517937 4108213 7553811 12324639 78056047 234168141