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120208804 = 2230052201
BaseRepresentation
bin1110010101000…
…11110110100100
322101012020110221
413022203312210
5221233140204
615532254124
72656520662
oct712436644
9271166427
10120208804
1161944721
1234311344
131bb9ac91
1411d71c32
15a847654
hex72a3da4

120208804 has 6 divisors (see below), whose sum is σ = 210365414. Its totient is φ = 60104400.

The previous prime is 120208789. The next prime is 120208807. The reversal of 120208804 is 408802021.

It can be written as a sum of positive squares in only one way, i.e., 98604900 + 21603904 = 9930^2 + 4648^2 .

It is a super-2 number, since 2×1202088042 = 28900313118220832, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (120208807) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15026097 + ... + 15026104.

Almost surely, 2120208804 is an apocalyptic number.

It is an amenable number.

120208804 is a deficient number, since it is larger than the sum of its proper divisors (90156610).

120208804 is a wasteful number, since it uses less digits than its factorization.

120208804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30052205 (or 30052203 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 25.

The square root of 120208804 is about 10963.9775629103. The cubic root of 120208804 is about 493.5283351743.

The spelling of 120208804 in words is "one hundred twenty million, two hundred eight thousand, eight hundred four".

Divisors: 1 2 4 30052201 60104402 120208804