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6290245 = 513294771
BaseRepresentation
bin10111111111101101000101
3102211120121001
4113333231011
53102241440
6342453301
7104315623
oct27775505
912746531
106290245
113606a55
122134231
1313c3150
14b9a513
15843b9a
hex5ffb45

6290245 has 32 divisors (see below), whose sum is σ = 8709120. Its totient is φ = 4327680.

The previous prime is 6290243. The next prime is 6290257. The reversal of 6290245 is 5420926.

It is not a de Polignac number, because 6290245 - 21 = 6290243 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6290243) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 88560 + ... + 88630.

It is an arithmetic number, because the mean of its divisors is an integer number (272160).

Almost surely, 26290245 is an apocalyptic number.

6290245 is a gapful number since it is divisible by the number (65) formed by its first and last digit.

It is an amenable number.

6290245 is a deficient number, since it is larger than the sum of its proper divisors (2418875).

6290245 is a wasteful number, since it uses less digits than its factorization.

6290245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 6290245 is about 2508.0360842699. The cubic root of 6290245 is about 184.5960995926.

The spelling of 6290245 in words is "six million, two hundred ninety thousand, two hundred forty-five".

Divisors: 1 5 13 29 47 65 71 145 235 355 377 611 923 1363 1885 2059 3055 3337 4615 6815 10295 16685 17719 26767 43381 88595 96773 133835 216905 483865 1258049 6290245