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122898002 = 261449001
BaseRepresentation
bin1110101001101…
…00011001010010
322120020212100212
413110310121102
5222430214002
620110044122
73021421133
oct724643122
9276225325
10122898002
11634110a7
12351a9642
131c600016
1412471c8a
15abc9352
hex7534652

122898002 has 4 divisors (see below), whose sum is σ = 184347006. Its totient is φ = 61449000.

The previous prime is 122897987. The next prime is 122898019. The reversal of 122898002 is 200898221.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 106729561 + 16168441 = 10331^2 + 4021^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 122898002.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30724499 + ... + 30724502.

Almost surely, 2122898002 is an apocalyptic number.

122898002 is a deficient number, since it is larger than the sum of its proper divisors (61449004).

122898002 is an equidigital number, since it uses as much as digits as its factorization.

122898002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61449003.

The product of its (nonzero) digits is 4608, while the sum is 32.

The square root of 122898002 is about 11085.9371277308. The cubic root of 122898002 is about 497.1814777183.

The spelling of 122898002 in words is "one hundred twenty-two million, eight hundred ninety-eight thousand, two".

Divisors: 1 2 61449001 122898002