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122030452 = 2230507613
BaseRepresentation
bin1110100011000…
…00100101110100
322111121210022101
413101200211310
5222214433302
620035311444
73011145625
oct721404564
9274553271
10122030452
1162979315
1234a4b584
131c38818b
14122c7a4c
15aaa7287
hex7460974

122030452 has 6 divisors (see below), whose sum is σ = 213553298. Its totient is φ = 61015224.

The previous prime is 122030443. The next prime is 122030459. The reversal of 122030452 is 254030221.

It can be written as a sum of positive squares in only one way, i.e., 121969936 + 60516 = 11044^2 + 246^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122030459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15253803 + ... + 15253810.

Almost surely, 2122030452 is an apocalyptic number.

It is an amenable number.

122030452 is a deficient number, since it is larger than the sum of its proper divisors (91522846).

122030452 is a wasteful number, since it uses less digits than its factorization.

122030452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30507617 (or 30507615 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 122030452 is about 11046.7394284467. The cubic root of 122030452 is about 496.0088285369.

Adding to 122030452 its reverse (254030221), we get a palindrome (376060673).

The spelling of 122030452 in words is "one hundred twenty-two million, thirty thousand, four hundred fifty-two".

Divisors: 1 2 4 30507613 61015226 122030452