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1054505430 = 2325117997139
BaseRepresentation
bin111110110110100…
…111100111010110
32201111020102111200
4332312213213112
54124423133210
6252345413330
735063101566
oct7666474726
92644212450
101054505430
114a12715a0
1225519a246
1313a612214
14a0098da6
156289b0c0
hex3eda79d6

1054505430 has 192 divisors, whose sum is σ = 3082060800. Its totient is φ = 248002560.

The previous prime is 1054505369. The next prime is 1054505443. The reversal of 1054505430 is 345054501.

It is a super-2 number, since 2×10545054302 = 2223963403798969800, which contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

It is a junction number, because it is equal to n+sod(n) for n = 1054505394 and 1054505403.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 7586301 + ... + 7586439.

It is an arithmetic number, because the mean of its divisors is an integer number (16052400).

Almost surely, 21054505430 is an apocalyptic number.

1054505430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1054505430, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1541030400).

1054505430 is an abundant number, since it is smaller than the sum of its proper divisors (2027555370).

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

1054505430 is a wasteful number, since it uses less digits than its factorization.

1054505430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 339 (or 336 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 27.

The square root of 1054505430 is about 32473.1493699025. The cubic root of 1054505430 is about 1017.8480293393.

Adding to 1054505430 its reverse (345054501), we get a palindrome (1399559931).

The spelling of 1054505430 in words is "one billion, fifty-four million, five hundred five thousand, four hundred thirty".