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2053013031 = 32254989491
BaseRepresentation
bin111101001011110…
…0111111000100111
312022002002212102200
41322113213320213
513201032404111
6535415105543
7101606215506
oct17227477047
95262085380
102053013031
11963966093
124936722b3
13269449014
1415693883d
15c0385256
hex7a5e7e27

2053013031 has 12 divisors (see below), whose sum is σ = 2966659800. Its totient is φ = 1368123120.

The previous prime is 2053013021. The next prime is 2053013033. The reversal of 2053013031 is 1303103502.

2053013031 is a `hidden beast` number, since 2 + 0 + 530 + 130 + 3 + 1 = 666.

It is not a de Polignac number, because 2053013031 - 25 = 2053012999 is a prime.

It is a super-2 number, since 2×20530130312 = 8429725010911613922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2053012995 and 2053013013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2053013033) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21805 + ... + 67686.

It is an arithmetic number, because the mean of its divisors is an integer number (247221650).

Almost surely, 22053013031 is an apocalyptic number.

2053013031 is a deficient number, since it is larger than the sum of its proper divisors (913646769).

2053013031 is a wasteful number, since it uses less digits than its factorization.

2053013031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92046 (or 92043 counting only the distinct ones).

The product of its (nonzero) digits is 270, while the sum is 18.

The square root of 2053013031 is about 45310.1868347505. The cubic root of 2053013031 is about 1270.9561549385.

Adding to 2053013031 its reverse (1303103502), we get a palindrome (3356116533).

The spelling of 2053013031 in words is "two billion, fifty-three million, thirteen thousand, thirty-one".

Divisors: 1 3 9 2549 7647 22941 89491 268473 805419 228112559 684337677 2053013031