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121499002 = 2531146217
BaseRepresentation
bin1110011110111…
…10110101111010
322110121210022001
413033132311322
5222100432002
620020051214
73003503332
oct717366572
9273553261
10121499002
1162645aa9
1234833b0a
131c230301
14121ca0c2
15a9eea87
hex73ded7a

121499002 has 8 divisors (see below), whose sum is σ = 185687316. Its totient is φ = 59603232.

The previous prime is 121498991. The next prime is 121499011. The reversal of 121499002 is 200994121.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 109809441 + 11689561 = 10479^2 + 3419^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 573003 + ... + 573214.

Almost surely, 2121499002 is an apocalyptic number.

121499002 is a deficient number, since it is larger than the sum of its proper divisors (64188314).

121499002 is a wasteful number, since it uses less digits than its factorization.

121499002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1146272.

The product of its (nonzero) digits is 1296, while the sum is 28.

The square root of 121499002 is about 11022.6585722320. The cubic root of 121499002 is about 495.2877312303.

The spelling of 121499002 in words is "one hundred twenty-one million, four hundred ninety-nine thousand, two".

Divisors: 1 2 53 106 1146217 2292434 60749501 121499002