Search a number
99214741 = 704314087
BaseRepresentation
bin1011110100111…
…10010110010101
320220200122001001
411322132112111
5200344332431
613502303301
72313211543
oct572362625
9226618031
1099214741
115100555a
1229287b31
131772a262
14d268d93
158a9be61
hex5e9e595

99214741 has 4 divisors (see below), whose sum is σ = 99235872. Its totient is φ = 99193612.

The previous prime is 99214721. The next prime is 99214747. The reversal of 99214741 is 14741299.

It can be divided in two parts, 99 and 214741, that added together give a triangular number (214840 = T655).

99214741 is a nontrivial binomial coefficient, being equal to C(14087, 2).

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 99214741 - 27 = 99214613 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 99214741.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99214747) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1 + ... + 14086.

It is an arithmetic number, because the mean of its divisors is an integer number (24808968).

Almost surely, 299214741 is an apocalyptic number.

99214741 is the 14086-th triangular number.

99214741 is the 4696-th centered nonagonal number.

It is an amenable number.

99214741 is a deficient number, since it is larger than the sum of its proper divisors (21131).

99214741 is a wasteful number, since it uses less digits than its factorization.

99214741 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21130.

The product of its digits is 18144, while the sum is 37.

The square root of 99214741 is about 9960.6596669096. The cubic root of 99214741 is about 462.9407394451.

The spelling of 99214741 in words is "ninety-nine million, two hundred fourteen thousand, seven hundred forty-one".

Divisors: 1 7043 14087 99214741