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89480699 = 7117315919
BaseRepresentation
bin1010101010101…
…01110111111011
320020101002102222
411111111313323
5140401340244
612513514255
72134400450
oct525256773
9206332388
1089480699
11465671a0
1225b7298b
13156cc779
14bc53827
157cc7bee
hex5555dfb

89480699 has 16 divisors (see below), whose sum is σ = 113095680. Its totient is φ = 68765760.

The previous prime is 89480687. The next prime is 89480731. The reversal of 89480699 is 99608498.

It is not a de Polignac number, because 89480699 - 24 = 89480683 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 89480699.

It is not an unprimeable number, because it can be changed into a prime (89480659) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2339 + ... + 13580.

It is an arithmetic number, because the mean of its divisors is an integer number (7068480).

Almost surely, 289480699 is an apocalyptic number.

89480699 is a deficient number, since it is larger than the sum of its proper divisors (23614981).

89480699 is a wasteful number, since it uses less digits than its factorization.

89480699 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16010.

The product of its (nonzero) digits is 1119744, while the sum is 53.

The square root of 89480699 is about 9459.4238196626. The cubic root of 89480699 is about 447.2768863758.

It can be divided in two parts, 89480 and 699, that multiplied together give a triangular number (62546520 = T11184).

The spelling of 89480699 in words is "eighty-nine million, four hundred eighty thousand, six hundred ninety-nine".

Divisors: 1 7 11 73 77 511 803 5621 15919 111433 175109 1162087 1225763 8134609 12782957 89480699