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23010493870 = 2571328798783
BaseRepresentation
bin10101011011100010…
…000100010110101110
32012101122022012110201
4111123202010112232
5334111141300440
614323150424114
71443135653650
oct253342042656
965348265421
1023010493870
119838907691
12456220203a
1322292c4760
1411840606d0
158ea1d419a
hex55b8845ae

23010493870 has 64 divisors (see below), whose sum is σ = 51000606720. Its totient is φ = 7279083648.

The previous prime is 23010493841. The next prime is 23010493879. The reversal of 23010493870 is 7839401032.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23010493879) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2615499 + ... + 2624281.

It is an arithmetic number, because the mean of its divisors is an integer number (796884480).

Almost surely, 223010493870 is an apocalyptic number.

23010493870 is an abundant number, since it is smaller than the sum of its proper divisors (27990112850).

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

23010493870 is a wasteful number, since it uses less digits than its factorization.

23010493870 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11689.

The product of its (nonzero) digits is 36288, while the sum is 37.

The spelling of 23010493870 in words is "twenty-three billion, ten million, four hundred ninety-three thousand, eight hundred seventy".

Divisors: 1 2 5 7 10 13 14 26 35 65 70 91 130 182 455 910 2879 5758 8783 14395 17566 20153 28790 37427 40306 43915 61481 74854 87830 100765 114179 122962 187135 201530 228358 261989 307405 374270 523978 570895 614810 799253 1141790 1309945 1598506 2619890 3996265 7992530 25286257 50572514 126431285 177003799 252862570 328721341 354007598 657442682 885018995 1643606705 1770037990 2301049387 3287213410 4602098774 11505246935 23010493870