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1031401101 = 31720223551
BaseRepresentation
bin111101011110011…
…110111010001101
32122212202121022210
4331132132322031
54103014313401
6250202301033
734362523203
oct7536367215
92585677283
101031401101
1148a220a05
122494b7779
131358b2b13
149ada3073
15608354d6
hex3d79ee8d

1031401101 has 8 divisors (see below), whose sum is σ = 1456095744. Its totient is φ = 647153600.

The previous prime is 1031401099. The next prime is 1031401103. The reversal of 1031401101 is 1011041301.

It is an interprime number because it is at equal distance from previous prime (1031401099) and next prime (1031401103).

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

It is a cyclic number.

It is not a de Polignac number, because 1031401101 - 21 = 1031401099 is a prime.

It is a super-2 number, since 2×10314011012 = 2127576462288024402, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1031401103) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10111725 + ... + 10111826.

It is an arithmetic number, because the mean of its divisors is an integer number (182011968).

Almost surely, 21031401101 is an apocalyptic number.

It is an amenable number.

1031401101 is a deficient number, since it is larger than the sum of its proper divisors (424694643).

1031401101 is a wasteful number, since it uses less digits than its factorization.

1031401101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20223571.

The product of its (nonzero) digits is 12, while the sum is 12.

The square root of 1031401101 is about 32115.4339998699. The cubic root of 1031401101 is about 1010.3593470212.

Adding to 1031401101 its reverse (1011041301), we get a palindrome (2042442402).

The spelling of 1031401101 in words is "one billion, thirty-one million, four hundred one thousand, one hundred one".

Divisors: 1 3 17 51 20223551 60670653 343800367 1031401101