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123230414 = 2307419479
BaseRepresentation
bin1110101100001…
…01100011001110
322120212202100102
413112011203032
5223021333124
620121131102
73024304226
oct726054316
9276782312
10123230414
116361891a
1235329a92
131c6b8408
141251b086
15ac42aae
hex75858ce

123230414 has 16 divisors (see below), whose sum is σ = 186278400. Its totient is φ = 61140024.

The previous prime is 123230413. The next prime is 123230477. The reversal of 123230414 is 414032321.

It is a super-2 number, since 2×1232304142 = 30371469869222792, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123230413) 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, 257027 + ... + 257505.

It is an arithmetic number, because the mean of its divisors is an integer number (11642400).

Almost surely, 2123230414 is an apocalyptic number.

123230414 is a deficient number, since it is larger than the sum of its proper divisors (63047986).

123230414 is a wasteful number, since it uses less digits than its factorization.

123230414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1207.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 123230414 is about 11100.9195114639. The cubic root of 123230414 is about 497.6293296083.

Adding to 123230414 its reverse (414032321), we get a palindrome (537262735).

The spelling of 123230414 in words is "one hundred twenty-three million, two hundred thirty thousand, four hundred fourteen".

Divisors: 1 2 307 419 479 614 838 958 128633 147053 200701 257266 294106 401402 61615207 123230414