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3720004068 = 22311532572069
BaseRepresentation
bin1101110110111010…
…1100000111100100
3100121020211210020110
43131232230013210
530104310112233
61413044333020
7161120340624
oct33556540744
910536753213
103720004068
111639933130
128799a4170
13473908b51
142740aa884
1516b8b8663
hexddbac1e4

3720004068 has 96 divisors (see below), whose sum is σ = 9689984640. Its totient is φ = 1101168640.

The previous prime is 3720004049. The next prime is 3720004097. The reversal of 3720004068 is 8604000273.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1796938 + ... + 1799006.

It is an arithmetic number, because the mean of its divisors is an integer number (100937340).

Almost surely, 23720004068 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3720004068, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4844992320).

3720004068 is an abundant number, since it is smaller than the sum of its proper divisors (5969980572).

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

3720004068 is a wasteful number, since it uses less digits than its factorization.

3720004068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2397 (or 2395 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 30.

The square root of 3720004068 is about 60991.8360766423. The cubic root of 3720004068 is about 1549.4627438029.

The spelling of 3720004068 in words is "three billion, seven hundred twenty million, four thousand, sixty-eight".

Divisors: 1 2 3 4 6 11 12 22 33 44 53 66 106 132 159 212 257 318 514 583 636 771 1028 1166 1542 1749 2069 2332 2827 3084 3498 4138 5654 6207 6996 8276 8481 11308 12414 13621 16962 22759 24828 27242 33924 40863 45518 54484 68277 81726 91036 109657 136554 149831 163452 219314 273108 299662 328971 438628 449493 531733 599324 657942 898986 1063466 1206227 1315884 1595199 1797972 2126932 2412454 3190398 3618681 4824908 5849063 6380796 7237362 11698126 14474724 17547189 23396252 28181849 35094378 56363698 70188756 84545547 112727396 169091094 310000339 338182188 620000678 930001017 1240001356 1860002034 3720004068