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141070831 = 1143298247
BaseRepresentation
bin10000110100010…
…01000111101111
3100211110010210121
420122021013233
5242103231311
621555345411
73332040136
oct1032110757
9324403717
10141070831
11726a3670
123b2b2267
13232c3885
1414a4291d
15c5b8b71
hex86891ef

141070831 has 8 divisors (see below), whose sum is σ = 157474944. Its totient is φ = 125263320.

The previous prime is 141070817. The next prime is 141070843. The reversal of 141070831 is 138070141.

141070831 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 141070831 - 215 = 141038063 is a prime.

It is a super-2 number, since 2×1410708312 = 39801958718061122, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 141070796 and 141070805.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (141070871) 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, 148651 + ... + 149596.

It is an arithmetic number, because the mean of its divisors is an integer number (19684368).

Almost surely, 2141070831 is an apocalyptic number.

141070831 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

141070831 is a deficient number, since it is larger than the sum of its proper divisors (16404113).

141070831 is a wasteful number, since it uses less digits than its factorization.

141070831 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 298301.

The product of its (nonzero) digits is 672, while the sum is 25.

The square root of 141070831 is about 11877.3242357022. The cubic root of 141070831 is about 520.5699261615.

The spelling of 141070831 in words is "one hundred forty-one million, seventy thousand, eight hundred thirty-one".

Divisors: 1 11 43 473 298247 3280717 12824621 141070831