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121950466 = 21131178813
BaseRepresentation
bin1110100010011…
…01000100000010
322111110201120221
413101031010002
5222204403331
620033453254
73010363501
oct721150402
9274421527
10121950466
1162924210
1234a1122a
131c35a951
14122a6838
15aa8d711
hex744d102

121950466 has 16 divisors (see below), whose sum is σ = 205993728. Its totient is φ = 53643600.

The previous prime is 121950461. The next prime is 121950473. The reversal of 121950466 is 664059121.

It is not an unprimeable number, because it can be changed into a prime (121950461) 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, 88725 + ... + 90088.

It is an arithmetic number, because the mean of its divisors is an integer number (12874608).

Almost surely, 2121950466 is an apocalyptic number.

121950466 is a deficient number, since it is larger than the sum of its proper divisors (84043262).

121950466 is a wasteful number, since it uses less digits than its factorization.

121950466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178857.

The product of its (nonzero) digits is 12960, while the sum is 34.

The square root of 121950466 is about 11043.1184907163. The cubic root of 121950466 is about 495.9004336436.

The spelling of 121950466 in words is "one hundred twenty-one million, nine hundred fifty thousand, four hundred sixty-six".

Divisors: 1 2 11 22 31 62 341 682 178813 357626 1966943 3933886 5543203 11086406 60975233 121950466