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156114420 = 223571133791
BaseRepresentation
bin10010100111000…
…01110111110100
3101212202102201120
421103201313310
5304431130140
623254023540
73603644040
oct1123416764
9355672646
10156114420
1180139090
1244347bb0
132645ccc7
1416a3b020
15da8b1d0
hex94e1df4

156114420 has 96 divisors (see below), whose sum is σ = 544997376. Its totient is φ = 32438400.

The previous prime is 156114407. The next prime is 156114421. The reversal of 156114420 is 24411651.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (156114421) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12276 + ... + 21515.

It is an arithmetic number, because the mean of its divisors is an integer number (5677056).

Almost surely, 2156114420 is an apocalyptic number.

156114420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

156114420 is an abundant number, since it is smaller than the sum of its proper divisors (388882956).

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

156114420 is a wasteful number, since it uses less digits than its factorization.

156114420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33821 (or 33819 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 24.

The square root of 156114420 is about 12494.5756230454. The cubic root of 156114420 is about 538.4528416910.

The spelling of 156114420 in words is "one hundred fifty-six million, one hundred fourteen thousand, four hundred twenty".

Divisors: 1 2 3 4 5 6 7 10 11 12 14 15 20 21 22 28 30 33 35 42 44 55 60 66 70 77 84 105 110 132 140 154 165 210 220 231 308 330 385 420 462 660 770 924 1155 1540 2310 4620 33791 67582 101373 135164 168955 202746 236537 337910 371701 405492 473074 506865 675820 709611 743402 946148 1013730 1115103 1182685 1419222 1486804 1858505 2027460 2230206 2365370 2601907 2838444 3548055 3717010 4460412 4730740 5203814 5575515 7096110 7434020 7805721 10407628 11151030 13009535 14192220 15611442 22302060 26019070 31222884 39028605 52038140 78057210 156114420