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1074326985 = 325172934793
BaseRepresentation
bin100000000001000…
…1110110111001001
32202212112110120100
41000002032313021
54200011430420
6254334320013
735423425434
oct10002166711
92685473510
101074326985
1150147a846
1225b959009
13141762354
14a297881b
15644b4190
hex4008edc9

1074326985 has 48 divisors (see below), whose sum is σ = 1978848144. Its totient is φ = 537317376.

The previous prime is 1074326983. The next prime is 1074326989. The reversal of 1074326985 is 5896234701.

1074326985 is digitally balanced in base 10, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 299428416 + 774898569 = 17304^2 + 27837^2 .

It is not a de Polignac number, because 1074326985 - 21 = 1074326983 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

1074326985 is strictly pandigital in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 1074326985.

It is not an unprimeable number, because it can be changed into a prime (1074326983) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 221749 + ... + 226541.

It is an arithmetic number, because the mean of its divisors is an integer number (41226003).

It is a 2-persistent number, because it is pandigital, and so is 2⋅1074326985 = 2148653970, but 3⋅1074326985 = 3222980955 is not.

Almost surely, 21074326985 is an apocalyptic number.

1074326985 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1074326985 is a deficient number, since it is larger than the sum of its proper divisors (904521159).

1074326985 is a wasteful number, since it uses less digits than its factorization.

1074326985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5114 (or 5111 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 45.

The square root of 1074326985 is about 32776.9276321012. The cubic root of 1074326985 is about 1024.1859838909.

It can be divided in two parts, 1074326 and 985, that added together give a triangular number (1075311 = T1466).

The spelling of 1074326985 in words is "one billion, seventy-four million, three hundred twenty-six thousand, nine hundred eighty-five".

Divisors: 1 3 5 9 15 17 45 51 85 153 255 293 765 879 1465 2637 4395 4793 4981 13185 14379 14943 23965 24905 43137 44829 71895 74715 81481 215685 224145 244443 407405 733329 1222215 1404349 3666645 4213047 7021745 12639141 21065235 23873933 63195705 71621799 119369665 214865397 358108995 1074326985