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122633130 = 2354087771
BaseRepresentation
bin1110100111100…
…11101110101010
322112202102000210
413103303232222
5222343230010
620100241550
73016235664
oct723635652
9275672023
10122633130
11632500a4
12350a02b6
131c5395a9
1412403534
15ab75b20
hex74f3baa

122633130 has 16 divisors (see below), whose sum is σ = 294319584. Its totient is φ = 32702160.

The previous prime is 122633129. The next prime is 122633131. The reversal of 122633130 is 31336221.

It is an interprime number because it is at equal distance from previous prime (122633129) and next prime (122633131).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 122633097 and 122633106.

It is not an unprimeable number, because it can be changed into a prime (122633131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2043856 + ... + 2043915.

It is an arithmetic number, because the mean of its divisors is an integer number (18394974).

Almost surely, 2122633130 is an apocalyptic number.

122633130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

122633130 is an abundant number, since it is smaller than the sum of its proper divisors (171686454).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

122633130 is a wasteful number, since it uses less digits than its factorization.

122633130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4087781.

The product of its (nonzero) digits is 648, while the sum is 21.

The square root of 122633130 is about 11073.9843778109. The cubic root of 122633130 is about 496.8240426362.

Adding to 122633130 its reverse (31336221), we get a palindrome (153969351).

The spelling of 122633130 in words is "one hundred twenty-two million, six hundred thirty-three thousand, one hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 4087771 8175542 12263313 20438855 24526626 40877710 61316565 122633130