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1030500054 = 23257250003
BaseRepresentation
bin111101011011000…
…010111011010110
32122211001211022200
4331123002323112
54102302000204
6250131105330
734352051223
oct7533027326
92584054280
101030500054
11489765a41
12249142246
1313565895c
149ac0a94a
1560708539
hex3d6c2ed6

1030500054 has 12 divisors (see below), whose sum is σ = 2232750156. Its totient is φ = 343500012.

The previous prime is 1030500043. The next prime is 1030500083. The reversal of 1030500054 is 4500050301.

It is a super-2 number, since 2×10305000542 = 2123860722588005832, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 57250003 = 1030500054 / (1 + 0 + 3 + 0 + 5 + 0 + 0 + 0 + 5 + 4).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 28624984 + ... + 28625019.

It is an arithmetic number, because the mean of its divisors is an integer number (186062513).

Almost surely, 21030500054 is an apocalyptic number.

1030500054 is an abundant number, since it is smaller than the sum of its proper divisors (1202250102).

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

1030500054 is a wasteful number, since it uses less digits than its factorization.

1030500054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57250011 (or 57250008 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 18.

The square root of 1030500054 is about 32101.4026796338. The cubic root of 1030500054 is about 1010.0650397616.

Adding to 1030500054 its reverse (4500050301), we get a palindrome (5530550355).

The spelling of 1030500054 in words is "one billion, thirty million, five hundred thousand, fifty-four".

Divisors: 1 2 3 6 9 18 57250003 114500006 171750009 343500018 515250027 1030500054