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122245132 = 2230561283
BaseRepresentation
bin1110100100101…
…01000000001100
322112000200210111
413102111000030
5222243321012
620044045404
73013031542
oct722250014
9275020714
10122245132
1163005639
1234b33864
131c431ac9
1412341d92
15aaeaba7
hex749500c

122245132 has 6 divisors (see below), whose sum is σ = 213928988. Its totient is φ = 61122564.

The previous prime is 122245129. The next prime is 122245133. The reversal of 122245132 is 231542221.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (122245133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15280638 + ... + 15280645.

Almost surely, 2122245132 is an apocalyptic number.

It is an amenable number.

122245132 is a deficient number, since it is larger than the sum of its proper divisors (91683856).

122245132 is a wasteful number, since it uses less digits than its factorization.

122245132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30561287 (or 30561285 counting only the distinct ones).

The product of its digits is 960, while the sum is 22.

The square root of 122245132 is about 11056.4520529870. The cubic root of 122245132 is about 496.2995231726.

Adding to 122245132 its reverse (231542221), we get a palindrome (353787353).

The spelling of 122245132 in words is "one hundred twenty-two million, two hundred forty-five thousand, one hundred thirty-two".

Divisors: 1 2 4 30561283 61122566 122245132