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10247998 = 27172169
BaseRepresentation
bin100111000101…
…111100111110
3201021122121111
4213011330332
510110413443
61003352234
7153051355
oct47057476
921248544
1010247998
11586a522
12352267a
13217a707
14150a99c
15d7669d
hex9c5f3e

10247998 has 8 divisors (see below), whose sum is σ = 15588720. Its totient is φ = 5051760.

The previous prime is 10247989. The next prime is 10248013. The reversal of 10247998 is 89974201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 10247998.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35943 + ... + 36226.

It is an arithmetic number, because the mean of its divisors is an integer number (1948590).

Almost surely, 210247998 is an apocalyptic number.

10247998 is a deficient number, since it is larger than the sum of its proper divisors (5340722).

10247998 is an equidigital number, since it uses as much as digits as its factorization.

10247998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72242.

The product of its (nonzero) digits is 36288, while the sum is 40.

The square root of 10247998 is about 3201.2494435767. The cubic root of 10247998 is about 217.2099308441.

The spelling of 10247998 in words is "ten million, two hundred forty-seven thousand, nine hundred ninety-eight".

Divisors: 1 2 71 142 72169 144338 5123999 10247998