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310001042 = 213107111431
BaseRepresentation
bin10010011110100…
…011110110010010
3210121022200111002
4102132203312102
51113330013132
650432222002
710452652061
oct2236436622
9717280432
10310001042
11149a9540a
128799a902
134c2bcc90
142d2581d8
151c337262
hex127a3d92

310001042 has 16 divisors (see below), whose sum is σ = 505455552. Its totient is φ = 141738960.

The previous prime is 310001011. The next prime is 310001051. The reversal of 310001042 is 240100013.

It is a happy number.

310001042 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×3100010422 = 192201292082171528, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52934 + ... + 58497.

It is an arithmetic number, because the mean of its divisors is an integer number (31590972).

Almost surely, 2310001042 is an apocalyptic number.

310001042 is a deficient number, since it is larger than the sum of its proper divisors (195454510).

310001042 is a wasteful number, since it uses less digits than its factorization.

310001042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111553.

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 310001042 is about 17606.8464524457. The cubic root of 310001042 is about 676.7907035057.

Adding to 310001042 its reverse (240100013), we get a palindrome (550101055).

The spelling of 310001042 in words is "three hundred ten million, one thousand, forty-two".

Divisors: 1 2 13 26 107 214 1391 2782 111431 222862 1448603 2897206 11923117 23846234 155000521 310001042