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222140130 = 23517894139
BaseRepresentation
bin11010011110110…
…01011011100010
3120110222212222020
431033121123202
5423331441010
634013122310
75335105602
oct1517313342
9513885866
10222140130
11104435193
1262489396
1337039884
1421706c02
151477e470
hexd3d96e2

222140130 has 32 divisors (see below), whose sum is σ = 533563200. Its totient is φ = 59189952.

The previous prime is 222140129. The next prime is 222140143. The reversal of 222140130 is 31041222.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51601 + ... + 55739.

It is an arithmetic number, because the mean of its divisors is an integer number (16673850).

Almost surely, 2222140130 is an apocalyptic number.

222140130 is an abundant number, since it is smaller than the sum of its proper divisors (311423070).

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

222140130 is a wasteful number, since it uses less digits than its factorization.

222140130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5938.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 222140130 is about 14904.3661388199. The cubic root of 222140130 is about 605.6322693574.

Adding to 222140130 its reverse (31041222), we get a palindrome (253181352).

The spelling of 222140130 in words is "two hundred twenty-two million, one hundred forty thousand, one hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 1789 3578 4139 5367 8278 8945 10734 12417 17890 20695 24834 26835 41390 53670 62085 124170 7404671 14809342 22214013 37023355 44428026 74046710 111070065 222140130