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80414631 = 32111942751
BaseRepresentation
bin1001100101100…
…00011110100111
312121022111010200
410302300132213
5131041232011
611551321543
71664340663
oct462603647
9177274120
1080414631
1141434780
1222b202b3
131387702b
14a9738a3
1570d6856
hex4cb07a7

80414631 has 24 divisors (see below), whose sum is σ = 133386240. Its totient is φ = 46170000.

The previous prime is 80414623. The next prime is 80414639. The reversal of 80414631 is 13641408.

It is an interprime number because it is at equal distance from previous prime (80414623) and next prime (80414639).

It is not a de Polignac number, because 80414631 - 23 = 80414623 is a prime.

It is a super-2 number, since 2×804146312 = 12933025757732322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 80414595 and 80414604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80414639) 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, 19495 + ... + 23256.

It is an arithmetic number, because the mean of its divisors is an integer number (5557760).

Almost surely, 280414631 is an apocalyptic number.

80414631 is a deficient number, since it is larger than the sum of its proper divisors (52971609).

80414631 is a wasteful number, since it uses less digits than its factorization.

80414631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42787 (or 42784 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 80414631 is about 8967.4205321263. The cubic root of 80414631 is about 431.6300684690.

The spelling of 80414631 in words is "eighty million, four hundred fourteen thousand, six hundred thirty-one".

Divisors: 1 3 9 11 19 33 57 99 171 209 627 1881 42751 128253 384759 470261 812269 1410783 2436807 4232349 7310421 8934959 26804877 80414631