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141251123 = 1310865471
BaseRepresentation
bin10000110101101…
…01001000110011
3100211210022010002
420122311020303
5242130013443
622003300215
73333420566
oct1032651063
9324708102
10141251123
1172807072
123b37a66b
1323357960
1414a8c4dd
15c6022b8
hex86b5233

141251123 has 4 divisors (see below), whose sum is σ = 152116608. Its totient is φ = 130385640.

The previous prime is 141251101. The next prime is 141251129. The reversal of 141251123 is 321152141.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 321152141 = 2141150001.

It is a cyclic number.

It is not a de Polignac number, because 141251123 - 210 = 141250099 is a prime.

It is a super-2 number, since 2×1412511232 = 39903759497522258, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 141251095 and 141251104.

It is not an unprimeable number, because it can be changed into a prime (141251129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5432723 + ... + 5432748.

It is an arithmetic number, because the mean of its divisors is an integer number (38029152).

Almost surely, 2141251123 is an apocalyptic number.

141251123 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

141251123 is a deficient number, since it is larger than the sum of its proper divisors (10865485).

141251123 is a wasteful number, since it uses less digits than its factorization.

141251123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10865484.

The product of its digits is 240, while the sum is 20.

The square root of 141251123 is about 11884.9115688759. The cubic root of 141251123 is about 520.7915988205.

The spelling of 141251123 in words is "one hundred forty-one million, two hundred fifty-one thousand, one hundred twenty-three".

Divisors: 1 13 10865471 141251123