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380903074 = 2190451537
BaseRepresentation
bin10110101101000…
…001111010100010
3222112201212210021
4112231001322202
51240002344244
6101444024054
712303423406
oct2655017242
9875655707
10380903074
11186012132
12a769202a
1360bb6246
1438833106
1523690284
hex16b41ea2

380903074 has 4 divisors (see below), whose sum is σ = 571354614. Its totient is φ = 190451536.

The previous prime is 380903059. The next prime is 380903101. The reversal of 380903074 is 470309083.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 338744025 + 42159049 = 18405^2 + 6493^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 95225767 + ... + 95225770.

Almost surely, 2380903074 is an apocalyptic number.

380903074 is a deficient number, since it is larger than the sum of its proper divisors (190451540).

380903074 is a wasteful number, since it uses less digits than its factorization.

380903074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190451539.

The product of its (nonzero) digits is 18144, while the sum is 34.

The square root of 380903074 is about 19516.7383033129. The cubic root of 380903074 is about 724.8889716620. Note that the first 3 decimals are identical.

The spelling of 380903074 in words is "three hundred eighty million, nine hundred three thousand, seventy-four".

Divisors: 1 2 190451537 380903074