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313423012 = 22721984163
BaseRepresentation
bin10010101011100…
…111010010100100
3210211202112112201
4102223213102210
51120214014022
651033424244
710524023500
oct2253472244
9724675481
10313423012
11150a12391
1288b6b084
134cc1a706
142d8a9300
151c7b1127
hex12ae74a4

313423012 has 36 divisors (see below), whose sum is σ = 671628720. Its totient is φ = 127252944.

The previous prime is 313422997. The next prime is 313423027. The reversal of 313423012 is 210324313.

It is an interprime number because it is at equal distance from previous prime (313422997) and next prime (313423027).

It is a Harshad number since it is a multiple of its sum of digits (19).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 38358 + ... + 45805.

Almost surely, 2313423012 is an apocalyptic number.

It is an amenable number.

313423012 is an abundant number, since it is smaller than the sum of its proper divisors (358205708).

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

313423012 is a wasteful number, since it uses less digits than its factorization.

313423012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84200 (or 84191 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 313423012 is about 17703.7570023992. The cubic root of 313423012 is about 679.2718647758.

Adding to 313423012 its reverse (210324313), we get a palindrome (523747325).

The spelling of 313423012 in words is "three hundred thirteen million, four hundred twenty-three thousand, twelve".

Divisors: 1 2 4 7 14 19 28 38 49 76 98 133 196 266 532 931 1862 3724 84163 168326 336652 589141 1178282 1599097 2356564 3198194 4123987 6396388 8247974 11193679 16495948 22387358 44774716 78355753 156711506 313423012