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3120423141 = 311231277297
BaseRepresentation
bin1011100111111101…
…1110000011100101
322001110121220211110
42321333132003211
522342312020031
61233345255233
7140220105363
oct27177360345
98043556743
103120423141
111361441100
12731034519
133a9628c34
142185d2633
15133e2ec46
hexb9fde0e5

3120423141 has 24 divisors (see below), whose sum is σ = 4720721152. Its totient is φ = 1830153600.

The previous prime is 3120423109. The next prime is 3120423161. The reversal of 3120423141 is 1413240213.

It is not a de Polignac number, because 3120423141 - 25 = 3120423109 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3120423101) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 127396 + ... + 149901.

Almost surely, 23120423141 is an apocalyptic number.

3120423141 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

It is an amenable number.

3120423141 is a deficient number, since it is larger than the sum of its proper divisors (1600298011).

3120423141 is a wasteful number, since it uses less digits than its factorization.

3120423141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 277353 (or 277342 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 3120423141 is about 55860.7477662088. The cubic root of 3120423141 is about 1461.2947701363.

Adding to 3120423141 its reverse (1413240213), we get a palindrome (4533663354).

It can be divided in two parts, 31204 and 23141, that added together give a palindrome (54345).

The spelling of 3120423141 in words is "three billion, one hundred twenty million, four hundred twenty-three thousand, one hundred forty-one".

Divisors: 1 3 11 31 33 93 121 341 363 1023 3751 11253 277297 831891 3050267 8596207 9150801 25788621 33552937 94558277 100658811 283674831 1040141047 3120423141