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10281372274 = 222132322949
BaseRepresentation
bin10011001001101000…
…10100101001110010
3222112112012211022201
421210310110221302
5132024012403044
64420113253414
7512532136165
oct114464245162
928475184281
1010281372274
1143a6626188
121bab26426a
13c7b095644
146d7687adc
1540293c7d4
hex264d14a72

10281372274 has 8 divisors (see below), whose sum is σ = 15429033900. Its totient is φ = 5138360976.

The previous prime is 10281372271. The next prime is 10281372289. The reversal of 10281372274 is 47227318201.

It can be written as a sum of positive squares in 2 ways, for example, as 6939723025 + 3341649249 = 83305^2 + 57807^2 .

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

It is not an unprimeable number, because it can be changed into a prime (10281372271) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1157049 + ... + 1165900.

Almost surely, 210281372274 is an apocalyptic number.

10281372274 is a deficient number, since it is larger than the sum of its proper divisors (5147661626).

10281372274 is a wasteful number, since it uses less digits than its factorization.

10281372274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2325164.

The product of its (nonzero) digits is 37632, while the sum is 37.

The spelling of 10281372274 in words is "ten billion, two hundred eighty-one million, three hundred seventy-two thousand, two hundred seventy-four".

Divisors: 1 2 2213 4426 2322949 4645898 5140686137 10281372274