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7052990 = 257195303
BaseRepresentation
bin11010111001111010111110
3111021022212212
4122321322332
53301143430
6411100422
7113643440
oct32717276
914238785
107052990
113a8801a
122441712
1315cc389
14d18490
15944b95
hex6b9ebe

7052990 has 32 divisors (see below), whose sum is σ = 15275520. Its totient is φ = 2290464.

The previous prime is 7052987. The next prime is 7052993. The reversal of 7052990 is 992507.

It is an interprime number because it is at equal distance from previous prime (7052987) and next prime (7052993).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7052993) 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, 1322 + ... + 3981.

It is an arithmetic number, because the mean of its divisors is an integer number (477360).

Almost surely, 27052990 is an apocalyptic number.

7052990 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

7052990 is an abundant number, since it is smaller than the sum of its proper divisors (8222530).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

7052990 is a wasteful number, since it uses less digits than its factorization.

7052990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5336.

The product of its (nonzero) digits is 5670, while the sum is 32.

The square root of 7052990 is about 2655.7465993577. The cubic root of 7052990 is about 191.7746016720.

The spelling of 7052990 in words is "seven million, fifty-two thousand, nine hundred ninety".

Divisors: 1 2 5 7 10 14 19 35 38 70 95 133 190 266 665 1330 5303 10606 26515 37121 53030 74242 100757 185605 201514 371210 503785 705299 1007570 1410598 3526495 7052990