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100311404 = 2253473167
BaseRepresentation
bin1011111101010…
…10000101101100
320222202100101012
411332222011230
5201134431104
613542004352
72325430034
oct576520554
9228670335
10100311404
1151694496
12297166b8
1317a2247b
14d4728c4
158c16d6e
hex5faa16c

100311404 has 12 divisors (see below), whose sum is σ = 178857504. Its totient is φ = 49209264.

The previous prime is 100311361. The next prime is 100311413. The reversal of 100311404 is 404113001.

It is a happy 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, 236372 + ... + 236795.

It is an arithmetic number, because the mean of its divisors is an integer number (14904792).

Almost surely, 2100311404 is an apocalyptic number.

It is an amenable number.

100311404 is a deficient number, since it is larger than the sum of its proper divisors (78546100).

100311404 is a wasteful number, since it uses less digits than its factorization.

100311404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 473224 (or 473222 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 100311404 is about 10015.5580972805. The cubic root of 100311404 is about 464.6401872164.

Adding to 100311404 its reverse (404113001), we get a palindrome (504424405).

The spelling of 100311404 in words is "one hundred million, three hundred eleven thousand, four hundred four".

Divisors: 1 2 4 53 106 212 473167 946334 1892668 25077851 50155702 100311404