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1031300020232 = 23202591636319
BaseRepresentation
bin11110000000111100100…
…01010111100000001000
310122120222001221012100122
433000132101113200020
5113344100301121412
62105434522322412
7134336401351226
oct17003621274010
93576861835318
101031300020232
1136840aa80409
12147a58359408
1376335aa4b81
1437cb53b9b16
151bc5e586572
hexf01e457808

1031300020232 has 16 divisors (see below), whose sum is σ = 1933700121600. Its totient is φ = 515646654480.

The previous prime is 1031300020217. The next prime is 1031300020273. The reversal of 1031300020232 is 2320200031301.

It is a self number, because there is not a number n which added to its sum of digits gives 1031300020232.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1302569 + ... + 1938887.

It is an arithmetic number, because the mean of its divisors is an integer number (120856257600).

Almost surely, 21031300020232 is an apocalyptic number.

It is an amenable number.

1031300020232 is a deficient number, since it is larger than the sum of its proper divisors (902400101368).

1031300020232 is a wasteful number, since it uses less digits than its factorization.

1031300020232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 838916 (or 838912 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 1031300020232 its reverse (2320200031301), we get a palindrome (3351500051533).

The spelling of 1031300020232 in words is "one trillion, thirty-one billion, three hundred million, twenty thousand, two hundred thirty-two".

Divisors: 1 2 4 8 202591 405182 636319 810364 1272638 1620728 2545276 5090552 128912502529 257825005058 515650010116 1031300020232