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121949594 = 2134690369
BaseRepresentation
bin1110100010011…
…00110110011010
322111110200101122
413101030312122
5222204341334
620033445242
73010361114
oct721146632
9274420348
10121949594
1162923598
1234a10822
131c35a430
14122a63b4
15aa8d32e
hex744cd9a

121949594 has 8 divisors (see below), whose sum is σ = 196995540. Its totient is φ = 56284416.

The previous prime is 121949587. The next prime is 121949623. The reversal of 121949594 is 495949121.

It can be written as a sum of positive squares in 2 ways, for example, as 121330225 + 619369 = 11015^2 + 787^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2345159 + ... + 2345210.

Almost surely, 2121949594 is an apocalyptic number.

121949594 is a deficient number, since it is larger than the sum of its proper divisors (75045946).

121949594 is a wasteful number, since it uses less digits than its factorization.

121949594 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4690384.

The product of its digits is 116640, while the sum is 44.

The square root of 121949594 is about 11043.0790090445. The cubic root of 121949594 is about 495.8992516713.

The spelling of 121949594 in words is "one hundred twenty-one million, nine hundred forty-nine thousand, five hundred ninety-four".

Divisors: 1 2 13 26 4690369 9380738 60974797 121949594