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1087030357402 = 21128354118807
BaseRepresentation
bin11111101000110000000…
…11101110110110011010
310211220211000101122210111
433310120003232312122
5120302214232414102
62151212545034534
7141351424404313
oct17643003566632
93756730348714
101087030357402
1138a009330600
12156810325a4a
137b677aa5142
143a880ba160a
151d422048cd7
hexfd180eed9a

1087030357402 has 24 divisors (see below), whose sum is σ = 1813845968928. Its totient is φ = 488151630120.

The previous prime is 1087030357393. The next prime is 1087030357403. The reversal of 1087030357402 is 2047530307801.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1087030357403) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 27039318 + ... + 27079489.

It is an arithmetic number, because the mean of its divisors is an integer number (75576915372).

Almost surely, 21087030357402 is an apocalyptic number.

1087030357402 is a deficient number, since it is larger than the sum of its proper divisors (726815611526).

1087030357402 is a wasteful number, since it uses less digits than its factorization.

1087030357402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54118914 (or 54118903 counting only the distinct ones).

The product of its (nonzero) digits is 141120, while the sum is 40.

The spelling of 1087030357402 in words is "one trillion, eighty-seven billion, thirty million, three hundred fifty-seven thousand, four hundred two".

Divisors: 1 2 11 22 83 121 166 242 913 1826 10043 20086 54118807 108237614 595306877 1190613754 4491860981 6548375647 8983721962 13096751294 49410470791 98820941582 543515178701 1087030357402