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121325010 = 23531130457
BaseRepresentation
bin1110011101101…
…00010111010010
322110021221121220
413032310113102
5222024400020
620012225510
73002150142
oct716642722
9273257556
10121325010
1162537304
123476b296
131c19c061
1412182922
15a9b8240
hex73b45d2

121325010 has 32 divisors (see below), whose sum is σ = 300575232. Its totient is φ = 31309440.

The previous prime is 121324997. The next prime is 121325077. The reversal of 121325010 is 10523121.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64299 + ... + 66158.

It is an arithmetic number, because the mean of its divisors is an integer number (9392976).

Almost surely, 2121325010 is an apocalyptic number.

121325010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121325010 is an abundant number, since it is smaller than the sum of its proper divisors (179250222).

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

121325010 is a wasteful number, since it uses less digits than its factorization.

121325010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130498.

The product of its (nonzero) digits is 60, while the sum is 15.

The square root of 121325010 is about 11014.7632748053. The cubic root of 121325010 is about 495.0511935626.

Adding to 121325010 its reverse (10523121), we get a palindrome (131848131).

The spelling of 121325010 in words is "one hundred twenty-one million, three hundred twenty-five thousand, ten".

Divisors: 1 2 3 5 6 10 15 30 31 62 93 155 186 310 465 930 130457 260914 391371 652285 782742 1304570 1956855 3913710 4044167 8088334 12132501 20220835 24265002 40441670 60662505 121325010