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1030023401 = 11842311117
BaseRepresentation
bin111101011001001…
…110100011101001
32122210011121110212
4331121032203221
54102141222101
6250112550505
734345024451
oct7531164351
92583147425
101030023401
1148946a910
12248b52435
1313551ca04
149ab24d61
15606621bb
hex3d64e8e9

1030023401 has 8 divisors (see below), whose sum is σ = 1123896384. Its totient is φ = 936189520.

The previous prime is 1030023389. The next prime is 1030023413. The reversal of 1030023401 is 1043200301.

It is an interprime number because it is at equal distance from previous prime (1030023389) and next prime (1030023413).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-1030023401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1030023481) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 87095 + ... + 98211.

It is an arithmetic number, because the mean of its divisors is an integer number (140487048).

Almost surely, 21030023401 is an apocalyptic number.

1030023401 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1030023401 is a deficient number, since it is larger than the sum of its proper divisors (93872983).

1030023401 is a wasteful number, since it uses less digits than its factorization.

1030023401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19551.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 1030023401 is about 32093.9776437886. The cubic root of 1030023401 is about 1009.9092821177.

Adding to 1030023401 its reverse (1043200301), we get a palindrome (2073223702).

Subtracting 1030023401 from its reverse (1043200301), we obtain a square (13176900 = 36302).

The spelling of 1030023401 in words is "one billion, thirty million, twenty-three thousand, four hundred one".

Divisors: 1 11 8423 11117 92653 122287 93638491 1030023401