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121325982 = 23191064263
BaseRepresentation
bin1110011101101…
…00100110011110
322110021222221220
413032310212132
5222024412412
620012234210
73002153031
oct716644636
9273258856
10121325982
1162538008
123476b966
131c19c62b
1412183018
15a9b868c
hex73b499e

121325982 has 16 divisors (see below), whose sum is σ = 255423360. Its totient is φ = 38313432.

The previous prime is 121325977. The next prime is 121325983. The reversal of 121325982 is 289523121.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121325983) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 532018 + ... + 532245.

It is an arithmetic number, because the mean of its divisors is an integer number (15963960).

Almost surely, 2121325982 is an apocalyptic number.

121325982 is an abundant number, since it is smaller than the sum of its proper divisors (134097378).

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

121325982 is a wasteful number, since it uses less digits than its factorization.

121325982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1064287.

The product of its digits is 8640, while the sum is 33.

The square root of 121325982 is about 11014.8073973175. The cubic root of 121325982 is about 495.0525155996.

The spelling of 121325982 in words is "one hundred twenty-one million, three hundred twenty-five thousand, nine hundred eighty-two".

Divisors: 1 2 3 6 19 38 57 114 1064263 2128526 3192789 6385578 20220997 40441994 60662991 121325982