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3023031420 = 22325129113009
BaseRepresentation
bin1011010000101111…
…1100110001111100
321210200100220111200
42310023330301330
522142344001140
61215550015500
7134625225453
oct26413746174
97720326450
103023031420
111311471282
127044a7590
133923b96b6
142096bdb9a
1512a5e3030
hexb42fcc7c

3023031420 has 72 divisors (see below), whose sum is σ = 9177670320. Its totient is φ = 805455360.

The previous prime is 3023031391. The next prime is 3023031449. The reversal of 3023031420 is 241303203.

3023031420 is a `hidden beast` number, since 302 + 30 + 314 + 20 = 666.

It is an interprime number because it is at equal distance from previous prime (3023031391) and next prime (3023031449).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 3023031393 and 3023031402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 225876 + ... + 238884.

Almost surely, 23023031420 is an apocalyptic number.

3023031420 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3023031420 is an abundant number, since it is smaller than the sum of its proper divisors (6154638900).

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

3023031420 is a wasteful number, since it uses less digits than its factorization.

3023031420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14315 (or 14310 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 3023031420 is about 54982.1009056584. The cubic root of 3023031420 is about 1445.9309494526.

Adding to 3023031420 its reverse (241303203), we get a palindrome (3264334623).

The spelling of 3023031420 in words is "three billion, twenty-three million, thirty-one thousand, four hundred twenty".

Divisors: 1 2 3 4 5 6 9 10 12 15 18 20 30 36 45 60 90 180 1291 2582 3873 5164 6455 7746 11619 12910 13009 15492 19365 23238 25820 26018 38730 39027 46476 52036 58095 65045 77460 78054 116190 117081 130090 156108 195135 232380 234162 260180 390270 468324 585405 780540 1170810 2341620 16794619 33589238 50383857 67178476 83973095 100767714 151151571 167946190 201535428 251919285 302303142 335892380 503838570 604606284 755757855 1007677140 1511515710 3023031420